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.

Cari Bantuan

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.

Pelajari Lebih Lanjut

Will not open as says already running. Systemrestart does not work.

  • 1 balas
  • 4 memiliki masalah ini
  • 1 kunjungan
  • Balasan terakhir oleh Abbas

more options

When attempting to open Firefox the following message appears:

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.

Restart does not solve the problem

When attempting to open Firefox the following message appears: 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. Restart does not solve the problem

Semua Balasan (1)

more options

To fix the problem, do the following - 1. First go to task manager and ensure that all instances of Firefox.exe are killed.

the rest of the recommendations were deleted by a moderator - I don't know if this posting was intended as "cute" or not, but advising a Firefox user to delete all their Firefox personal data files is wrong

Diperbarui oleh the-edmeister pada