NavigatorStorage.storage

Secure context
This 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
Storage
The definition of 'navigator.storage' in that specification.
Living Standard Initial definition.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
Basic supportChrome ? 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 Full support 42Safari ? WebView Android ? Chrome Android ? Edge Mobile Full support YesFirefox 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.

See also

Document Tags and Contributors

Last updated by: fscholz,