Lightning Download ((top)) — Thunderbird

If you are on Linux and the calendar is missing, try installing it via your terminal (e.g., sudo apt install xul-ext-lightning or a similar package for your specific distro). 3. Troubleshooting a "Disappeared" Calendar

If you can't find your calendar, it hasn't disappeared; it's simply a feature of the main application now. You can access it through the following methods: thunderbird lightning download

Look for the calendar icon in the spaces toolbar (typically on the far left or top right of your screen). Menu Bar: Navigate to Events and Tasks > Calendar . If you are on Linux and the calendar

Update to the latest version of Thunderbird to get the built-in, most secure version of the calendar. 2. Linux Distribution Issues You can access it through the following methods:

If your calendar worked before but is gone now, it is usually a profile or view issue rather than a missing download. how to open calendar in thunderbird - Mozilla Support

On some Linux distributions (like older versions of Ubuntu), the calendar was sometimes packaged as a separate system package rather than being bundled in the Thunderbird folder.