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.

Rohkem teavet

thunderbird already active

more options

After a wondows 10 update, thunderbird gives a message: "Thunderbird is already running" and won't start.

Reboot didn't help.

I have uninstalled and reinstalled Thunderbird ( downloaded the latest version) No succes

help ...

After a wondows 10 update, thunderbird gives a message: "Thunderbird is already running" and won't start. Reboot didn't help. I have uninstalled and reinstalled Thunderbird ( downloaded the latest version) No succes help ...
Attached screenshots

All Replies (1)

more options