Protect passwords, financial data, and more by using 1Password in Chrome, Firefox, Edge, Brave, and Safari. ... New to 1Password? Learn how to use the 1Password browser extension to save and fill passwords, financial data, secure notes, and more.

October 28, 2025 - Download 1Password: Password Manager for Firefox. The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.

December 30, 2024 - At the top of that page, use the search box to type “1Password”, and you’ll automatically end up on the official Firefox Add-Ons website with those search results. Click “1Password” in the list. On the next page, click the “Add to Firefox” button, and approve any prompts during the install of the extension.

Install 1Password in Firefox. First, make sure 1Password is turned on in Edge. Select the Edge menu in the toolbar and choose Extensions, then select Manage Extensions.

1Password for Firefox lets you access your passwords and information securely stored in your vaults from wherever you are online

Download the 1Password extension .xpi file for Firefox, then follow the steps to deploy Firefox with extensions.

Significantly improved extension performance. Updated Chrome to use new message passing API. Updated public suffix domain list. Included a fix for live.com logins for those using older versions of 1Password. Also added support for the Firefox about:accounts sign-in page.

The 1Password browser extension can now warn you if you try to paste into a website that isn’t linked to a 1Password item. #FS-4061 !33518 · Localization has been improved for a number of our supported languages using new translations from Crowdin. !33713 !33789 !33830 · We’ve improved the “Welcome to 1Password” flow in Firefox so that the permissions page appears first.

All the information you store in 1Password, no matter what app, extension, or browser you use, is encrypted and can only be accessed from a device you’ve already approved. Your data is yours, and only you have the keys to unlock it. Want to try 1Password X in Firefox?

Starting in Firefox 40, Mozilla removed something called the “widget module” from Firefox. The 1Password 3 extension is old enough that it relied on the widget module, so it doesn’t work in Firefox 40 or later.

If you see “desktop app required”, upgrade to the latest version of 1Password for Chrome. To check which version of 1Password you have installed: Click the Firefox menu in the toolbar and choose Add-ons.

If the default browser for your Linux distribution doesn’t communicate with 1Password for Linux, it may be installed through a containerized package manager. For example, on Ubuntu 22.04 or later, Firefox is installed as a Snap package by default, even if you installed it through apt.

December 19, 2022 - I NEED the 7.99 extension for Bravo & Firefox, and would also like to use it in Opera & Vivaldi ... There is no such thing as a "1Password Extension 7.99" for any browser but Safari.

Our developers have fixed an issue where the 1Password browser extension could become unresponsive in Firefox and cause abnormally high CPU usage.

I was a bit hesitant to just login to my main 1password account as I have to expose my secret key during the login. The behavior is a bit different when I install the extension from the Mozilla extension store on Firefox in that it does correctly integrate with my local desktop version of 1password.

- Localization has been improved for a number of our supported languages using new translations from Crowdin. - We've fixed an issue that prevented one-time passwords from filling if the "Sign in automatically" setting was disabled. - We've fixed an issue where the account password field was not focused when opening the 1Password browser extension for Firefox.

Lean more about the connection between the 1Password app and browser extension on Linux. If you’re already using 1Password in your browser, uninstall it. Then install the beta or nightly release of 1Password in your browser, where available. ... Beta and nightly releases of 1Password for Firefox aren’t available on Mozilla’s add-ons site.