We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

Avatar for Username

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

Èròjà atẹ̀lélànà yii ni a ti fi pamọ́ fọ́jọ́ pípẹ́. Jọ̀wọ́ béèrè ìbéèrè titun bí o bá nílò ìrànwọ́.

Firefox will not reopen

  • 1 èsì
  • 1 ní ìṣòro yìí
  • 13 views
  • Èsì tí ó kẹ́hìn lọ́wọ́ Scott

Scott
Scott
more options

Message: Firefox is already running, but is not responding. The old Firefox process must be closed to open a new window.

Windows 11 version 21H2, build 22000.434

Message: Firefox is already running, but is not responding. The old Firefox process must be closed to open a new window. Windows 11 version 21H2, build 22000.434

All Replies (1)

Scott
Scott Ìbéèrè olóhun
more options

Ok found the Parent.Lock file (not easily) and deleted it. Why is this still happening after 6-7 years?