September 25, 2021
Note: This is an alpha release, an experimental version for users who want to help us test new features. For everyone else, we recommend downloading the latest stable Windows/macOS/Linux or Android release instead.
This version updates Firefox to version 78.14.0esr on Windows, macOS, and Linux, and this version updates Firefox’s GeckoView component to 92.0 on Android. This version includes important security updates to Firefox on Windows, macOS, and Linux, and Android.
Tor Browser Alpha does not support version 2 onion services. Tor Browser (Stable) will stop supporting version 2 onion services very soon. Please see the deprecation F.A.Q. entry regarding Tor version 0.4.6. Migrate your services and update your bookmarks to version 3 onion services as soon as possible.
The full changelog since Tor Browser 11.0a6: