: You can also browse the Thunderbird Release Notes to find specific version numbers before searching the archive. 2. How to Download the Correct File
: Scroll through the list and click on the version folder you need (e.g., 102.15.1/ ). Choose OS : Select your operating system folder: win32/ or win64/ for Windows. mac/ for macOS. linux-x86_64/ or linux-i686/ for Linux. download older versions of thunderbird
While staying updated ensures the best security, you may occasionally need to to maintain compatibility with legacy add-ons or to troubleshoot performance issues in a new release. 1. Where to Find Official Older Versions : You can also browse the Thunderbird Release
: Once installed, immediately go to Settings > General > Thunderbird Updates and select "Check for updates but let me choose whether to install them" to prevent the app from immediately updating itself back to the latest version. 4. Security Risks of Using Old Versions Choose OS : Select your operating system folder:
: Click the .exe , .dmg , or .tar.bz2 file to start the download. 3. How to Downgrade Safely
Using an outdated email client exposes your system to . Hackers often target known flaws in older software to gain access to your accounts. If you must use an older version, consider it a temporary measure until you can resolve the issue that prevented you from using the current release. mozilla.org Directory Listing: /pub/thunderbird/releases/ - mozilla.org
The safest place to download older versions of Thunderbird is directly from the . This repository contains every version ever released, organized by version number, operating system, and language. Official Archive Link : Mozilla Thunderbird Releases Archive