WorkerNavigator: usb property

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

See full compatibility

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

Note: This feature is only available in Web Workers.

The usb read-only property of the WorkerNavigator interface returns a USB object for the current document, providing access to WebUSB API functionality.

Value

A USB object.

Specifications

Specification
WebUSB API # dom-workernavigator-usb

Browser compatibility

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`usb`	Chrome – Partial support Chrome 70 – 117 (Release date: 2018-10-16) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Chrome – Partial support Chrome 118 (Release date: 2023-10-10) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	Edge – Partial support Edge 79 – 117 (Release date: 2020-01-15) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Edge – Partial support Edge 118 (Release date: 2023-10-13) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	Firefox – No support Firefox footnote No support	Opera – Partial support Opera 57 – 103 (Release date: 2018-11-28) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Opera – Partial support Opera 104 (Release date: 2023-10-23) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	Safari – No support Safari footnote No support	Chrome Android – Partial support Chrome Android 70 – 117 (Release date: 2018-10-17) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Chrome Android – Partial support Chrome Android 118 (Release date: 2023-10-10) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	Firefox for Android – No support Firefox for Android footnote No support	Opera Android – Partial support Opera Android 49 – 78 (Release date: 2018-12-07) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Opera Android – Partial support Opera Android 79 (Release date: 2023-12-06) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	Safari on iOS – No support Safari on iOS footnote No support	Samsung Internet – Partial support Samsung Internet 10 – 24 (Release date: 2019-08-22) footnote Partial support footnote Available in dedicated workers, not available in shared workers and service workers. Samsung Internet – Partial support Samsung Internet 25 (Release date: 2024-04-24) footnote Partial support footnote Available in dedicated workers and WebExtension service workers, not available in shared workers and normal service workers.	WebView Android – No support WebView Android footnote footnote WebView exposes `navigator.usb`, but does not support WebUSB. footnote See bug 41441927	WebView on iOS – No support WebView on iOS footnote No support

Tip: you can click/tap on a cell for more information.

Full support: Full support
Partial support: Partial support
No support: No support
: See implementation notes.
: Has more compatibility info.

WorkerNavigator: usb property

Value

Specifications

Browser compatibility

Legend

See also