Newer versions may require more RAM or a newer operating system than your hardware supports.
Copy everything in that folder to a secure location (like a USB drive or a different folder on your desktop). Step 2: Where to Download Old Versions how to download thunderbird old version
Software updates usually bring security patches and new features, but they can occasionally cause issues for specific users. Newer versions may require more RAM or a
Look for your locale (e.g., en-US for American English or en-GB for British English). Look for your locale (e
💡 If you are downgrading just for a specific add-on, check if there is a "WebExtension" alternative available for the latest version first!
Once you are on the Mozilla release server, follow these steps to find your specific installer:
Finding and installing an older version of Mozilla Thunderbird is a straightforward process once you know where to look. Whether you are dealing with an incompatible add-on, a change in the user interface you dislike, or hardware limitations, the Mozilla archives have you covered.