This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Where is Thunderbird this time?????

more options

Lately, it seems that when Thunderbird updates the Lightning Calendar tab disappears. It is not available under Tools/Options. where is it? I've used Thunderbird for years but this is getting tiring.

Lately, it seems that when Thunderbird updates the Lightning Calendar tab disappears. It is not available under Tools/Options. where is it? I've used Thunderbird for years but this is getting tiring.

Chosen solution

This is a known issue, thanks for asking about it.

Are you using a non-English Thunderbird version? This would help confirm if this only happens on such versions.

You will need to reactivate LIghtning or reinstall it.

I'd appreciate if you can confirm this works, thanks for your patience.

Here is a link to a previous question I asked about this, for reference:

Read this answer in context 👍 0

All Replies (1)

more options

Chosen Solution

This is a known issue, thanks for asking about it.

Are you using a non-English Thunderbird version? This would help confirm if this only happens on such versions.

You will need to reactivate LIghtning or reinstall it.

I'd appreciate if you can confirm this works, thanks for your patience.

Here is a link to a previous question I asked about this, for reference:

Modified by Fabián Rodríguez