Web/API/Navigator

The Navigator interface represents the state and the identity of the user agent. It allows scripts to query it and to register themselves to carry on some activities.

A Navigator object can be retrieved using the read-only window.navigator property.

Properties

Doesn't inherit any properties, but implements those defined in NavigatorID, NavigatorLanguage, NavigatorOnLine, NavigatorContentUtils, NavigatorStorage, NavigatorStorageUtils, NavigatorConcurrentHardware, NavigatorPlugins, and NavigatorUserMedia.

Standard properties

Navigator.connection Read only '

Provides a NetworkInformation object containing information about the network connection of a device.

Navigator.cookieEnabled Read only

Returns false if setting a cookie will be ignored and true otherwise.

Navigator.credentials Read only

Returns the CredentialsContainer interface which exposes methods to request credentials and notify the user agent when interesting events occur such as successful sign in or sign out. 

Navigator.deviceMemory Read only '

Returns the amount of device memory in gigabytes. This value is an approximation given by rounding to the nearest power of 2 and dividing that number by 1024.

Navigator.doNotTrack Read only '

Reports the value of the user's do-not-track preference. When this value is "yes", your web site or application should not track the user.

Navigator.geolocation Read only

Returns a Geolocation object allowing accessing the location of the device.

NavigatorConcurrentHardware.hardwareConcurrency Read only

Returns the number of logical processor cores available.

NavigatorPlugins.javaEnabled Read only

Returns a Boolean flag indicating whether the host browser is Java-enabled or not.

Navigator.keyboard Read only '

Returns a Keyboard object which provides access to functions that retrieve keyboard layout maps and toggle capturing of key presses from the physical keyboard.

NavigatorLanguage.language Read only

Returns a DOMString representing the preferred language of the user, usually the language of the browser UI. The null value is returned when this is unknown.

NavigatorLanguage.languages Read only '

Returns an array of DOMString representing the languages known to the user, by order of preference.

Navigator.locks Read only '

Returns a LockManager object which provides methods for requesting a new Lock object and querying for an existing Lock object

Navigator.maxTouchPoints Read only

Returns the maximum number of simultaneous touch contact points are supported by the current device.

Navigator.mediaCapabilities Read only '

Returns a MediaCapabilities object that can expose information about the decoding and encoding capabilities for a given format and output capabilities.

Navigator.mediaDevices Read only

Returns a reference to a MediaDevices object which can then be used to get information about available media devices (MediaDevices.enumerateDevices()), find out what constrainable properties are supported for media on the user's computer and user agent (MediaDevices.getSupportedConstraints()), and to request access to media using MediaDevices.getUserMedia().

Navigator.mediaSession Read only '

Returns MediaSession object which can be used to provide metadata that can be used by the browser to present information about the currently-playing media to the user, such as in a global media controls UI.

NavigatorPlugins.mimeTypes Read only

Returns an MimeTypeArray listing the MIME types supported by the browser.

Navigator.onLine Read only

Returns a Boolean indicating whether the browser is working online.

Navigator.permissions Read only '

Returns a Permissions object that can be used to query and update permission status of APIs covered by the Permissions API.

NavigatorPlugins.plugins Read only

Returns a PluginArray listing the plugins installed in the browser.

Navigator.presentation Read only '

Returns a reference to the Presentation API.

Navigator.serviceWorker Read only

Returns a ServiceWorkerContainer object, which provides access to registration, removal, upgrade, and communication with the ServiceWorker objects for the associated document.

NavigatorStorage.storage Read only

Returns the singleton StorageManager object used for managing persistence permissions and estimating available storage on a site-by-site/app-by-app basis.

NavigatorID.userAgent Read only

Returns the user agent string for the current browser.

Navigator.vendor Read only

Returns the vendor name of the current browser (e.g., "Netscape6").

Navigator.webdriver Read only   '

Indicates whether the user agent is controlled by automation.

Navigator.xr Read only   '

Returns XR object, which represents the entry point into the WebXR API.

Non-standard properties

Navigator.buildID '

Returns the build identifier of the browser. In modern browsers this property now returns a fixed timestamp as a privacy measure, e.g. 20181001000000 in Firefox 64 onwards.

Navigator.contacts Read only '

Returns a ContactsManager interface which allows users to select entries from their contact list and share limited details of the selected entries with a website or application.

Navigator.securitypolicy '

Returns an empty string. In Netscape 4.7x, returns "US & CA domestic policy" or "Export policy".

Navigator.standalone '

Returns a boolean indicating whether the browser is running in standalone mode. Available on Apple's iOS Safari only.

Navigator.wakeLock Read only '

Returns a WakeLock interface you can use to request screen wake locks and prevent screen from dimming, turning off, or showing a screen saver.

Deprecated properties

NavigatorID.appCodeName Read only '

Returns the internal "code" name of the current browser. Do not rely on this property to return the correct value.

NavigatorID.appName Read only '

Returns a DOMString with the official name of the browser. Do not rely on this property to return the correct value.

NavigatorID.appVersion Read only '

Returns the version of the browser as a DOMString. Do not rely on this property to return the correct value.

Navigator.activeVRDisplays Read only '

Returns an array containing every VRDisplay object that is currently presenting (VRDisplay.ispresenting is true).

Navigator.battery Read only '

Returns a BatteryManager object you can use to get information about the battery charging status.

Navigator.oscpu Read only '

Returns a string that represents the current operating system.

NavigatorID.platform Read only '

Returns a string representing the platform of the browser. Do not rely on this function to return a significant value.

NavigatorID.product Read only '

Always returns 'Gecko', on any browser. This property is kept only for compatibility purpose.

Navigator.productSub Read only '

Returns the build number of the current browser (e.g., "20060909").

Navigator.storageQuota Read only '

Returns a StorageQuota interface which provides means to query and request storage usage and quota information.

Navigator.vendorSub Read only '

Returns the vendor version number (e.g. "6.1").

Methods

Doesn't inherit any method, but implements those defined in NavigatorID, NavigatorContentUtils, NavigatorUserMedia, and NavigatorStorageUtils.

Navigator.canShare()

Returns true if a call to Navigator.share() would succeed.

Navigator.registerProtocolHandler()

Allows web sites to register themselves as a possible handler for a given protocol.

Navigator.requestMediaKeySystemAccess()

Returns a Promise for a MediaKeySystemAccess object.

Navigator.sendBeacon()

Used to asynchronously transfer a small amount of data using HTTP from the User Agent to a web server.

Navigator.share()

Invokes the native sharing mechanism of the current platform.

Navigator.vibrate()

Causes vibration on devices with support for it. Does nothing if vibration support isn't available.

Deprecated methods

Navigator.getVRDisplays() '

Returns a promise that resolves to an array of VRDisplay objects representing any available VR devices connected to the computer.

Navigator.getUserMedia() '

After having prompted the user for permission, returns the audio or video stream associated to a camera or microphone on the local computer.

Navigator.registerContentHandler() '

Allows web sites to register themselves as a possible handler for a given MIME type.

NavigatorID.taintEnabled() '

Returns false. JavaScript taint/untaint functions removed in JavaScript 1.2.

Specifications

Specification	Status	Comment
HTML Living StandardThe definition of 'the Navigator object' in that specification.	Living Standard

Browser compatibility

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
Navigator	Chrome Full support 1	Edge Full support 12	Firefox Full support 1	IE Full support 4	Opera Full support 3	Safari Full support 1	WebView Android Full support 1	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support 10.1	Safari iOS Full support 1	Samsung Internet Android Full support 1.0
activeVRDisplays Experimental'Deprecated'	Chrome No support No	Edge No support 15 — 79 Notes' No support 15 — 79 Notes' Notes' WebVR content requires a Windows Mixed Reality headset or the Windows Mixed Reality Portal Simulator.	Firefox Full support 55 Notes' Full support 55 Notes' Notes' Windows support was enabled in Firefox 55. Full support 64 Notes' Notes' macOS support was enabled in Firefox 64.	IE No support No	Opera No support No	Safari No support No	WebView Android No support 79 — 80	Chrome Android No support 79 — 80 Notes' No support 79 — 80 Notes' Notes' Supported only by Google Daydream.	Firefox Android Full support 55	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support 12.0 — 13.0 Notes' No support 12.0 — 13.0 Notes' Notes' Supported only by Google Daydream.
authentication	Chrome Full support 67 Disabled' Full support 67 Disabled' Disabled' From version 67: this feature is behind the WebAuth preference. To change preferences in Chrome, visit chrome://flags.	Edge Full support 79 Disabled' Full support 79 Disabled' Disabled' From version 79: this feature is behind the WebAuth preference.	Firefox No support No	IE No support No	Opera ?	Safari No support No	WebView Android No support No	Chrome Android Full support 67 Disabled' Full support 67 Disabled' Disabled' From version 67: this feature is behind the WebAuth preference. To change preferences in Chrome, visit chrome://flags.	Firefox Android No support No	Opera Android ?	Safari iOS No support No	Samsung Internet Android No support No
battery Deprecated'	Chrome No support 20 — 29 Prefixed' No support 20 — 29 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Edge No support No	Firefox No support 16 — 50 Notes' No support 16 — 50 Notes' Notes' Removed in favor of navigator.getBattery(). Notes' The Battery API was supported on Android, Windows, and Linux with UPower installed. Support for macOS was available starting with Firefox 18. No support 11 — 16 Prefixed' Prefixed' Implemented with the vendor prefix: moz No support 10 — 16 Disabled' Disabled' From version 10 until version 16 (exclusive): this feature is behind the dom.battery.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android No support 16 — 50 Notes' No support 16 — 50 Notes' Notes' Removed in favor of navigator.getBattery(). Notes' The Battery API was supported on Android, Windows, and Linux with UPower installed. Support for macOS was available starting with Firefox 18. No support 14 — 16 Prefixed' Prefixed' Implemented with the vendor prefix: moz No support 10 — 16 Disabled' Disabled' From version 10 until version 16 (exclusive): this feature is behind the dom.battery.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No
buildID Non-standard'	Chrome No support No	Edge No support No	Firefox Full support 64 Notes' Full support 64 Notes' Notes' Returns a fixed timestamp as a privacy measure - 20181001000000. Full support 2	IE ?	Opera ?	Safari ?	WebView Android No support No	Chrome Android No support No	Firefox Android Full support 64 Notes' Full support 64 Notes' Notes' Returns a fixed timestamp as a privacy measure - 20181001000000. Full support Yes	Opera Android ?	Safari iOS ?	Samsung Internet Android No support No
canShare Experimental'Non-standard'	Chrome No support No	Edge No support No	Firefox No support No	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android Full support 75	Firefox Android No support No	Opera Android No support No	Safari iOS No support No	Samsung Internet Android Full support 11.0
clipboard	Chrome Full support 66	Edge Full support 79	Firefox Full support 63	IE No support No	Opera Full support 53	Safari Full support 13.1	WebView Android Full support 66	Chrome Android Full support 66	Firefox Android Full support 63	Opera Android Full support 47	Safari iOS Full support 13.4	Samsung Internet Android Full support 9.0
connection Experimental'	Chrome Full support 61	Edge Full support 79	Firefox Full support Yes Disabled' Full support Yes Disabled' Disabled' This feature is behind the dom.netinfo.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	IE No support No	Opera Full support Yes	Safari No support No	WebView Android Full support 50	Chrome Android Full support 38	Firefox Android Full support 14 Notes' Full support 14 Notes' Notes' The Network API is enabled by default. Can be disabled using the dom.netinfo.enabled preference.	Opera Android Full support 37	Safari iOS No support No	Samsung Internet Android Full support 3.0
cookieEnabled	Chrome Full support 1	Edge Full support 12	Firefox Full support 1 Notes' Full support 1 Notes' Notes' Prior to Firefox 8, navigator.cookieEnabled would report the wrong result if a site exception was in place for the page on which the check was performed. This has been fixed.	IE Full support 4	Opera Full support ≤12.1	Safari Full support 1	WebView Android Full support 1	Chrome Android Full support 18	Firefox Android Full support 4 Notes' Full support 4 Notes' Notes' Prior to Firefox 8, navigator.cookieEnabled would report the wrong result if a site exception was in place for the page on which the check was performed. This has been fixed.	Opera Android Full support ≤12.1	Safari iOS Full support 1	Samsung Internet Android Full support 1.0
credentials Experimental'	Chrome Full support 51	Edge Full support 18	Firefox Full support 61	IE No support No	Opera Full support 38	Safari Full support 13	WebView Android Full support 51	Chrome Android Full support 51	Firefox Android Full support 61	Opera Android Full support 41	Safari iOS Full support 13	Samsung Internet Android Full support 5.0
deviceMemory Experimental'	Chrome Full support 63	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 50	Safari No support No	WebView Android Full support 63	Chrome Android Full support 63	Firefox Android No support No	Opera Android Full support 46	Safari iOS No support No	Samsung Internet Android Full support 8.0
doNotTrack Experimental'	Chrome Full support 23	Edge Full support 17 Notes' Full support 17 Notes' Notes' Edge prior to version 17 implemented window.doNotTrack.	Firefox Full support 9 Notes' Full support 9 Notes' Notes' Prior to Firefox 32, navigator.doNotTrack would report values of yes and no rather than 1 and 0.	IE No support 9 — 11 Prefixed' Notes' No support 9 — 11 Prefixed' Notes' Prefixed' Implemented with the vendor prefix: ms Notes' For IE11 and subsequent versions, use window.doNotTrack	Opera Full support 12	Safari No support 5.1 — 7 Notes' No support 5.1 — 7 Notes' Notes' Safari 7.1.3+ uses window.doNotTrack rather than navigator.doNotTrack.	WebView Android Full support Yes	Chrome Android Full support Yes	Firefox Android Full support 9 Notes' Full support 9 Notes' Notes' Prior to Firefox 32, navigator.doNotTrack would report values of yes and no rather than 1 and 0.	Opera Android ?	Safari iOS ?	Samsung Internet Android Full support Yes
geolocation	Chrome Full support 5	Edge Full support 12	Firefox Full support 3.5	IE Full support 9	Opera Full support 10.6	Safari Full support 5	WebView Android Full support ≤37	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support 11	Safari iOS Full support 4.2	Samsung Internet Android Full support 1.0
getBattery Deprecated'	Chrome Full support 38	Edge Full support 79	Firefox No support 43 — 52 Notes' No support 43 — 52 Notes' Notes' From Firefox 52 onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 38	Chrome Android Full support 38	Firefox Android No support 43 — 52 Notes' No support 43 — 52 Notes' Notes' From Firefox 52 onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support No	Samsung Internet Android Full support 3.0
getGamepads Experimental'	Chrome Full support 35 Full support 35 Full support 21 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Edge Full support 12	Firefox Full support 29	IE No support No	Opera Full support 22 Full support 22 Full support 15 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Safari Full support 10.1	WebView Android Full support 37 Full support 37 Full support Yes Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Chrome Android Full support 35 Full support 35 Full support 25 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Firefox Android No support No	Opera Android Full support 22 Full support 22 Full support 14 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Safari iOS Full support 10.3	Samsung Internet Android Full support 3.0 Full support 3.0 Full support 1.5 Prefixed' Prefixed' Implemented with the vendor prefix: webkit
getUserMedia Deprecated'Non-standard'	Chrome Full support 53 Full support 53 Full support 21 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Edge Full support 12 Full support 12 Full support 79 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Firefox Full support 17 Prefixed' Notes' Full support 17 Prefixed' Notes' Prefixed' Implemented with the vendor prefix: moz Notes' The constraint syntax described here is available as of Firefox 38. Earlier versions (32-37) used an outdated constraint syntax, but the syntax described here is available there through the adapter.js polyfill.	IE No support No	Opera Full support 40 Full support 40 Full support 15 Prefixed' Prefixed' Implemented with the vendor prefix: webkit No support 12 — 15	Safari No support 11 — 12	WebView Android Full support 53 Full support 53 Full support 40 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Chrome Android Full support 53 Full support 53 Full support 25 Prefixed' Prefixed' Implemented with the vendor prefix: webkit	Firefox Android Full support 24 Prefixed' Notes' Full support 24 Prefixed' Notes' Prefixed' Implemented with the vendor prefix: moz Notes' The constraint syntax described here is available as of Firefox 38. Earlier versions (32-37) used an outdated constraint syntax, but the syntax described here is available there through the adapter.js polyfill.	Opera Android Full support 41 Full support 41 Full support 14 Prefixed' Prefixed' Implemented with the vendor prefix: webkit No support 12 — 14	Safari iOS No support 11 — 12	Samsung Internet Android Full support 6.0 Full support 6.0 Full support 1.5 Prefixed' Prefixed' Implemented with the vendor prefix: webkit
getVRDisplays Experimental'Deprecated'	Chrome No support No Notes' No support No Notes' Notes' Available on all platforms behind a flag, but currently only works on desktop in an experimental version of Chrome (other builds won't return any devices when Navigator.getVRDisplays() is invoked).	Edge No support 15 — 79	Firefox Full support 55 Notes' Full support 55 Notes' Notes' Windows support was enabled in Firefox 55. Full support 64 Notes' Notes' macOS support was enabled in Firefox 64.	IE No support No	Opera No support No	Safari No support No	WebView Android No support ? — 80	Chrome Android No support ? — 80 Notes' No support ? — 80 Notes' Notes' Currently supported only by Google Daydream.	Firefox Android Full support 55	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support ? — 13.0 Notes' No support ? — 13.0 Notes' Notes' Currently supported only by Google Daydream.
keyboard Experimental'	Chrome Full support 68	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 55	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android No support No	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No
locks Experimental'	Chrome Full support 69	Edge Full support 79	Firefox No support No	IE No support No	Opera Full support 56	Safari No support No	WebView Android Full support 69	Chrome Android Full support 69	Firefox Android No support No	Opera Android Full support 48	Safari iOS No support No	Samsung Internet Android Full support 10.0
maxTouchPoints	Chrome Full support 35	Edge Full support 12	Firefox Full support 59 Full support 59 Full support 29 Disabled' Disabled' From version 29: this feature is behind the dom.w3c_pointer_events.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	IE Full support 11 Full support 11 Full support 10 Prefixed' Prefixed' Implemented with the vendor prefix: ms	Opera Full support Yes	Safari Full support 13	WebView Android Full support 37	Chrome Android Full support 35	Firefox Android Full support 29 Notes' Disabled' Full support 29 Notes' Disabled' Notes' See bug 1426786. Disabled' From version 29: this feature is behind the dom.w3c_pointer_events.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	Opera Android Full support Yes	Safari iOS Full support 13	Samsung Internet Android Full support 3.0
mediaCapabilities Experimental'	Chrome Full support 66	Edge Full support 79	Firefox Full support 63	IE No support No	Opera Full support 55	Safari Full support 13	WebView Android Full support 66	Chrome Android Full support 66	Firefox Android Full support 63	Opera Android Full support 48	Safari iOS Full support 13	Samsung Internet Android Full support 9.0
mediaDevices	Chrome Full support 47	Edge Full support 12	Firefox Full support 36	IE No support No	Opera Full support 34	Safari Full support 11	WebView Android Full support 47	Chrome Android Full support 47	Firefox Android Full support 36	Opera Android Full support 34	Safari iOS Full support 11	Samsung Internet Android Full support 5.0
mediaSession Experimental'	Chrome Full support 73	Edge Full support 79	Firefox No support No	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android Full support 57	Firefox Android No support No	Opera Android No support No	Safari iOS No support No	Samsung Internet Android Full support 7.0
mozIsLocallyAvailable Deprecated'Non-standard'	Chrome No support No	Edge No support No	Firefox No support ? — 35	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android No support ? — 35	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No
oscpu Deprecated'	Chrome No support No	Edge No support No	Firefox Full support 1 Notes' Full support 1 Notes' Notes' The preference "general.oscpu.override" can be used to set a value to be returned instead of the true CPU description. The preference setting is ignored for calls made by privileged code, which continue to get the actual CPU description.	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android Full support 4 Notes' Full support 4 Notes' Notes' The preference "general.oscpu.override" can be used to set a value to be returned instead of the true CPU description. The preference setting is ignored for calls made by privileged code, which continue to get the actual CPU description.	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No
permissions Experimental'	Chrome Full support 43	Edge Full support 79	Firefox Full support 46	IE No support No	Opera Full support Yes	Safari No support No	WebView Android No support No	Chrome Android Full support 43	Firefox Android Full support 46	Opera Android Full support Yes	Safari iOS No support No	Samsung Internet Android Full support 4.0
presentation	Chrome Full support 47	Edge Full support 79	Firefox Full support 51 Disabled' Full support 51 Disabled' Disabled' From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	IE No support No	Opera Full support 34	Safari No support No	WebView Android No support No	Chrome Android Full support 47	Firefox Android Full support 51 Disabled' Full support 51 Disabled' Disabled' From version 51: this feature is behind the dom.presentation.enabled preference (needs to be set to true). To change preferences in Firefox, visit about:config.	Opera Android Full support 34	Safari iOS No support No	Samsung Internet Android Full support 5.0
productSub Deprecated'	Chrome Full support 1 Notes' Full support 1 Notes' Notes' Always returns 20030107.	Edge Full support 12 Notes' Full support 12 Notes' Notes' Always returns 20030107.	Firefox Full support 1	IE No support No	Opera Full support 15 Notes' Full support 15 Notes' Notes' Always returns 20030107.	Safari Full support 1 Notes' Full support 1 Notes' Notes' Always returns 20030107.	WebView Android Full support 1 Notes' Full support 1 Notes' Notes' Always returns 20030107.	Chrome Android Full support 18 Notes' Full support 18 Notes' Notes' Always returns 20030107.	Firefox Android Full support 4	Opera Android Full support 14 Notes' Full support 14 Notes' Notes' Always returns 20030107.	Safari iOS Full support 1 Notes' Full support 1 Notes' Notes' Always returns 20030107.	Samsung Internet Android Full support 1.0 Notes' Full support 1.0 Notes' Notes' Always returns 20030107.
registerContentHandler Deprecated'Non-standard'	Chrome ?	Edge ?	Firefox No support 2 — 62	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android ?
registerProtocolHandler	Chrome Full support 13 Notes' Full support 13 Notes' Notes' Allowed schemes include mailto, mms, nntp, rtsp, and webcal. Custom protocols must be prefixed with web+. Notes' From Chrome 77, the URL parameter only accepts http or https URLs.	Edge Full support 79 Notes' Full support 79 Notes' Notes' Allowed schemes include mailto, mms, nntp, rtsp, and webcal. Custom protocols must be prefixed with web+.	Firefox Full support 3	IE No support No	Opera Full support 11.6	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android No support No	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No
requestMediaKeySystemAccess	Chrome Full support 42 Notes' Full support 42 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until Chrome 58.	Edge Full support 13	Firefox Full support 38 Notes' Full support 38 Notes' Notes' Starting in Firefox 55, if neither audioCapabilities nor videoCapabilities is specified in supportedConfigurations, a warning is output to the web console. Notes' In addition, starting in Firefox 55, if in supportedConfigurations, either audioCapabilities's or videoCapabilities's contentType value doesn't specify a "codecs" substring to define allowed codecs within the media wrapper, a warning is output to the web console. See note below table for example and correction. Notes' In the future, if neither audioCapabilities nor videoCapabilities is specified in the supportedConfigurations, a NotSupported exception will be thrown.	IE No support No	Opera Full support 29 Notes' Full support 29 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until Opera 45.	Safari Full support 13.1	WebView Android Full support 43 Notes' Full support 43 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until version 58.	Chrome Android Full support 42 Notes' Full support 42 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until Chrome 58.	Firefox Android Full support 38 Notes' Full support 38 Notes' Notes' Starting in Firefox 55, if neither audioCapabilities nor videoCapabilities is specified in supportedConfigurations, a warning is output to the web console. Notes' In addition, starting in Firefox 55, if in supportedConfigurations, either audioCapabilities's or videoCapabilities's contentType value doesn't specify a "codecs" substring to define allowed codecs within the media wrapper, a warning is output to the web console. See note below table for example and correction. Notes' In the future, if neither audioCapabilities nor videoCapabilities is specified in the supportedConfigurations, a NotSupported exception will be thrown.	Opera Android Full support 29 Notes' Full support 29 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until Opera 45.	Safari iOS Full support 13.4	Samsung Internet Android Full support 4.0 Notes' Full support 4.0 Notes' Notes' The spec requires that the passed supportedConfigurations option contain at least one of audioCapabilities or videoCapabilities, and that said parameters include a codec string. Notes' The function does not exist in insecure contexts. This was not enforced until Samsung Internet 7.0.
sendBeacon	Chrome Full support 39 Notes' Full support 39 Notes' Notes' Starting in Chrome 59, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.	Edge Full support 14	Firefox Full support 31	IE No support No	Opera Full support 26 Notes' Full support 26 Notes' Notes' Starting in Opera 46, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.	Safari Full support 11.1	WebView Android Full support 40 Notes' Full support 40 Notes' Notes' Starting in Chrome 59, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.	Chrome Android Full support 42 Notes' Full support 42 Notes' Notes' Starting in Chrome 59, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.	Firefox Android Full support 31	Opera Android Full support 26 Notes' Full support 26 Notes' Notes' Starting in Opera 46, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.	Safari iOS Full support 11.3	Samsung Internet Android Full support 4.0 Notes' Full support 4.0 Notes' Notes' Starting in Samsung Internet 7.0, this method cannot send a Blob whose type is not CORS safelisted. This is a temporary change until a mitigation can be found for the security issues that this creates. For more information see Chrome bug 720283.
serviceWorker	Chrome Full support 40	Edge Full support 17 Full support 17 Full support 16 Disabled' Disabled' From version 16: this feature is behind the Enable service workers preference.	Firefox Full support 44 Notes' Full support 44 Notes' Notes' Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API.	IE No support No	Opera Full support 27	Safari Full support 11.1	WebView Android Full support 40	Chrome Android Full support 40	Firefox Android Full support 44	Opera Android Full support 27	Safari iOS Full support 11.3	Samsung Internet Android Full support 4.0
share Experimental'	Chrome No support No	Edge Full support 81	Firefox No support No	IE No support No	Opera No support No	Safari Full support 12.1	WebView Android No support No	Chrome Android Full support 61	Firefox Android No support No	Opera Android Full support 48	Safari iOS Full support 12.2	Samsung Internet Android Full support 8.0
vendor	Chrome Full support 1	Edge Full support 12	Firefox Full support 1	IE Full support 11	Opera Full support 15	Safari Full support 1	WebView Android Full support 1	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support 14	Safari iOS Full support 1	Samsung Internet Android Full support 1.0
vendorSub Deprecated'	Chrome Full support 1	Edge Full support 12	Firefox Full support 1	IE No support No	Opera Full support 15	Safari Full support 3	WebView Android Full support 1	Chrome Android Full support 18	Firefox Android Full support 4	Opera Android Full support 14	Safari iOS Full support 1	Samsung Internet Android Full support 1.0
vibrate	Chrome Full support 32	Edge Full support 79	Firefox Full support 16 Notes' Full support 16 Notes' Notes' Until Firefox 26 included, when the vibration pattern was too long or any of its elements too large, Firefox threw an exception instead of returning false (bug 884935). Notes' From Firefox 32 onwards, when the vibration pattern is too long or any of its elements too large, it returns true but truncates the pattern (bug 1014581). Notes' Beginning in Firefox 72, this is not supported in cross-origin iframes. Full support 11 Prefixed' Prefixed' Implemented with the vendor prefix: moz	IE No support No	Opera No support No	Safari No support No	WebView Android Full support 4.4.3 Notes' Full support 4.4.3 Notes' Notes' Beginning in version 55, this is not supported in cross-origin iframes. Notes' Beginning in version 60, this method requires a user gesture. Otherwise it returns false.	Chrome Android Full support 32 Notes' Full support 32 Notes' Notes' Beginning in Chrome 55, this is not supported in cross-origin iframes. Notes' Beginning in Chrome 60, this method requires a user gesture. Otherwise it returns false.	Firefox Android Full support 16 Notes' Full support 16 Notes' Notes' Until Firefox 26 included, when the vibration pattern was too long or any of its elements too large, Firefox threw an exception instead of returning false (bug 884935). Notes' From Firefox 32 onwards, when the vibration pattern is too long or any of its elements too large, it returns true but truncates the pattern (bug 1014581). Full support 14 Prefixed' Prefixed' Implemented with the vendor prefix: moz	Opera Android Full support Yes Notes' Full support Yes Notes' Notes' Beginning in Opera 47, this method requires a user gesture. Otherwise it returns false.	Safari iOS No support No	Samsung Internet Android Full support 2.0 Notes' Full support 2.0 Notes' Notes' Beginning in Samsung Internet 6.0, this is not supported in cross-origin iframes. Notes' Beginning in Samsung Internet 8.0, this method requires a user gesture. Otherwise it returns false.
wakeLock Experimental'	Chrome Full support 84	Edge Full support 84	Firefox No support No	IE No support No	Opera Full support Yes	Safari No support No	WebView Android Full support 84	Chrome Android Full support 84	Firefox Android No support No	Opera Android Full support Yes	Safari iOS No support No	Samsung Internet Android No support No
webdriver Experimental'	Chrome Full support 63	Edge Full support 12	Firefox Full support 60	IE Full support 11	Opera Full support 50	Safari Full support 10	WebView Android Full support 63	Chrome Android Full support 63	Firefox Android Full support 60	Opera Android Full support 46	Safari iOS Full support 10	Samsung Internet Android Full support 8.0
xr Experimental'	Chrome Full support 79	Edge Full support 79	Firefox No support No	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android Full support 79	Firefox Android No support No	Opera Android No support No	Safari iOS No support No	Samsung Internet Android Full support 11.2

Legend

Full support  

Full support

No support  

No support

Compatibility unknown  

Compatibility unknown

Experimental. Expect behavior to change in the future.'

Experimental. Expect behavior to change in the future.

Non-standard. Expect poor cross-browser support.'

Non-standard. Expect poor cross-browser support.

Deprecated. Not for use in new websites.'

Deprecated. Not for use in new websites.

See implementation notes.'

See implementation notes.

User must explicitly enable this feature.'

User must explicitly enable this feature.

Requires a vendor prefix or different name for use.'

Requires a vendor prefix or different name for use.

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