Web/API/NavigatorStorage/storage

Secure contextThis feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The NavigatorStorage.storage read-only property returns the singleton StorageManager object used to access the overall storage capabilities of the browser for the current site or app. The returned object lets you examine and configure persistence of data stores and learn approximately how much more space your browser has available for local storage use.

Syntax

var storageManager = navigator.storage;

Value

A StorageManager object you can use to maintain persistence for stored data, as well as to determine roughly how much room there is for data to be stored.

Specifications

Specification	Status	Comment
StorageThe definition of 'navigator.storage' in that specification.	Living Standard	Initial definition.

Browser compatibility

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
`storage`	Chrome ?	Edge ?	Firefox Full support 57 Full support 57 Full support 51 Disabled' Disabled' From version 51: this feature is behind the `dom.storageManager.enabled` preference (needs to be set to `true`). To change preferences in Firefox, visit about:config.	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android Full support 51 Disabled' Full support 51 Disabled' Disabled' From version 51: this feature is behind the `dom.storageManager.enabled` preference (needs to be set to `true`). To change preferences in Firefox, visit about:config.	Opera Android ?	Safari iOS ?	Samsung Internet Android ?

Legend

Full support: Full support
Compatibility unknown: Compatibility unknown
User must explicitly enable this feature.': User must explicitly enable this feature.