New Release: Tor Browser 10.5a16

by sysrqb | June 11, 2021

Tor Browser 10.5a16 is now available from the Tor Browser download page and also from our distribution directory.

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 release instead.

This version updates Firefox to 78.11esr and Fenix to 89.0. In addition, Tor Browser 10.5a16 updates Tor to This version includes important security updates to Firefox for Desktop and security updates for Android.

Tor Browser Alpha does not support version 2 onion services. Tor Browser (Stable) will stop supporting version 2 onion services later this year. Please see the previously published deprecation timeline 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 10.5a15:

  • All Platforms
    • Update NoScript to 11.2.8
    • Update Tor to
    • Bug 40432: Prevent probing installed applications
  • Windows + OS X + Linux
    • Update Firefox to 78.11.0esr
    • Bug 40037: Announce v2 onion service deprecation on about:tor
    • Bug 40428: Correct minor Cryptocurrency warning string typo
  • Android
    • Update Fenix to 89.1.1
    • Bug 40055: Rebase android-componets patches on 75.0.22 for Fenix 89
    • Bug 40165: Announce v2 onion service deprecation on about:tor
    • Bug 40169: Rebase fenix patches to fenix v89.1.1
    • Bug 40170: Error building tor-browser-89.1.1-10.5-1
    • Bug 40453: Rebase tor-browser patches to 89.0
  • Build System
    • All Platforms
      • Update Go to 1.15.12
    • Android
      • Bug 40290: Update components for mozilla89-based Fenix


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