extension.isAllowedIncognitoAccess()

Check whether the extension is allowed access to tabs opened in "private browsing" mode.

This is an asynchronous function that returns a Promise.

Syntax

js
let isAllowed = browser.extension.isAllowedIncognitoAccess()

Parameters

None.

Return value

A Promise that will be fulfilled with a boolean: true if the extension is allowed access to private tabs, false otherwise.

Examples

js
function logIsAllowed(answer) {
  console.log(`Is allowed: ${answer}`);
}

let isAllowed = browser.extension.isAllowedIncognitoAccess();
isAllowed.then(logIsAllowed);

Browser compatibility

desktop mobile
Chrome
Edge
Firefox
Opera
Safari
Firefox for Android
Safari on iOS
isAllowedIncognitoAccess
Chrome – Full support
Chrome 12 (Release date: 2011-06-07)
footnote Full support
Edge – Full support
Edge 17 (Release date: 2018-04-30)
footnote Full support
Firefox – Full support
Firefox 48 (Release date: 2016-08-02)
footnote Full support
Opera – Full support
Opera 15 (Release date: 2013-07-02)
footnote Full support
Safari – Partial support
Safari 14 – 17.6 (Release date: 2020-09-16)
footnote Partial support
footnote Always returns true.
Safari – Full support
Safari 18 (Release date: 2024-09-16)
footnote Full support
Firefox for Android – Full support
Firefox for Android 48 (Release date: 2016-08-02)
footnote Full support
Safari on iOS – Partial support
Safari on iOS 15 – 17.6 (Release date: 2021-09-20)
footnote Partial support
footnote Always returns true.
Safari on iOS – Full support
Safari on iOS 18 (Release date: 2024-09-16)
footnote Full support

Legend

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

Full support
Full support
Partial support
Partial support
Has more compatibility info.

Note: This API is based on Chromium's chrome.extension API. This documentation is derived from extension.json in the Chromium code.