Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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Mij stipescams. Wy sille jo nea freegje in telefoannûmer te beljen, der in sms nei ta te stjoeren of persoanlike gegevens te dielen. Meld fertochte aktiviteit mei de opsje ‘Misbrûk melde’.

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Dizze konversaasje is argivearre. Stel in nije fraach as jo help nedich hawwe.
Argivearre

why do I get this error message after I log off then try to log back on: Firefox is already running, but is not responding. To open a new window, you must first close the existing Firefox process, or restart your system.

glennstarnes

Why do I get this error message when I try to re-log on to Firefox when I have already log off? Firefox is already running, but is not responding. To open a new window, you must first close the existing Firefox process, or restart your system. The only way I can re-log on to Firefox is to restart my computer.

Why do I get this error message when I try to re-log on to Firefox when I have already log off? Firefox is already running, but is not responding. To open a new window, you must first close the existing Firefox process, or restart your system. The only way I can re-log on to Firefox is to restart my computer.

Alle antwurden (1)

It sounds as though Firefox is not shutting down completely. Check the "Hang at exit" section of this article for troubleshooting suggestions: http://kb.mozillazine.org/Firefox_hangs#Hang_at_exit