| CARVIEW |
Select Language
HTTP/2 301
content-length: 162
content-type: text/html
date: Tue, 14 Oct 2025 06:48:59 GMT
location: https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/action/openPopup
server: nginx
strict-transport-security: max-age=60; includeSubDomains
via: 1.1 google
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
HTTP/2 200
content-type: text/html
x-guploader-uploadid: AAwnv3IotOY6jBfB9vWOgnD0zJAvYvULKj7MCBpQR5yKrn8HIbnSvABAKfgxVzxiwBEchUN6
cache-control: public, max-age=3600
expires: Tue, 14 Oct 2025 07:49:00 GMT
last-modified: Tue, 14 Oct 2025 01:04:25 GMT
etag: W/"afccf64f9ac7a8df68828cf944e9766c"
x-goog-generation: 1760403865666271
x-goog-metageneration: 1
x-goog-stored-content-encoding: identity
x-goog-stored-content-length: 147715
x-goog-meta-goog-reserved-file-mtime: 1760402647
x-goog-hash: crc32c=cuUFBw==, md5=r8z2T5rHqN9ogoz5ROl2bA==
x-goog-storage-class: STANDARD
accept-ranges: none
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
alt-svc: clear
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
strict-transport-security: max-age=63072000
content-security-policy: default-src 'self'; script-src 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; script-src-elem 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' developer.allizom.org bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org https://*.google-analytics.com https://*.analytics.google.com https://*.googletagmanager.com https://incoming.telemetry.mozilla.org https://observatory-api.mdn.allizom.net https://observatory-api.mdn.mozilla.net https://api.github.com/search/issues stats.g.doubleclick.net https://api.stripe.com; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net *.mdnplay.dev *.mdnyalp.dev *.play.test.mdn.allizom.net https://v2.scrimba.com https://scrimba.com jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com https://js.stripe.com; img-src 'self' data: *.githubusercontent.com *.googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com developer.mozilla.org mdn.dev interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org upload.wikimedia.org https://mdn.github.io/shared-assets/ https://mdn.dev/ https://*.google-analytics.com https://*.googletagmanager.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net https://mdn.github.io/shared-assets/; child-src 'self'; worker-src 'self';
x-frame-options: DENY
origin-trial: AxVILwizhbMjxFeHOn1P3R8niO1RJY/smaK4B4d1rLzc1gTaxtXMSaTi+FoigYgCw40uFRDwFcEAeqDR+vVLOW4AAABfeyJvcmlnaW4iOiJodHRwczovL2RldmVsb3Blci5tb3ppbGxhLm9yZyIsImZlYXR1cmUiOiJQcml2YXRlQXR0cmlidXRpb25WMiIsImV4cGlyeSI6MTc0MjA3OTYwMH0=
x-cloud-trace-context: c609a9c787fca3b8bcecb1d3a50a5f46
date: Tue, 14 Oct 2025 06:49:01 GMT
server: Google Frontend
via: 1.1 google
vary: Accept-Encoding
content-encoding: gzip
x-cache: miss
action.openPopup() - Mozilla | MDN
Toggle sidebar
action.openPopup()
Open the browser action's popup.
Note: This API is available in Manifest V3 or higher.
In stable versions of Firefox, you can only call this function from inside the handler for a user action. See Browser compatibility for details.
Syntax
js
browser.action.openPopup(
options // optional object
)
Parameters
detailsOptional-
An object with the following properties:
windowIdOptional-
integer. Window to open the popup for. Defaults to the current window.
Return value
A Promise that is resolved with no arguments.
Examples
Open the popup when the user selects a context menu item:
js
browser.menus.create({
id: "open-popup",
title: "open popup",
contexts: ["all"],
});
browser.menus.onClicked.addListener(() => {
browser.action.openPopup();
});
Browser compatibility
Loading…