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Problems with installation of Thunderbird and Firefox in Windows 10

  • 1 reply
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  • Last reply by FredMcD

alevizos
alevizos
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When i installed Thunderbird and Firefox at my laptop in Windows 10 they don't run and i receive the following messages: "Thunderbird (Firefox) is already running, but is not responding. The old Thunderbird (Firefox) process must be closed to open a new window."

When i installed Thunderbird and Firefox at my laptop in Windows 10 they don't run and i receive the following messages: "Thunderbird (Firefox) is already running, but is not responding. The old Thunderbird (Firefox) process must be closed to open a new window."
Attached screenshots

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FredMcD
FredMcD
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Reboot the computer and try again.


https://support.mozilla.org/en-US/kb/firefox-already-running-not-responding

https://www.basezap.com/cant-open-firefox-because-a-copy-of-firefox-is-already-open-mac/

https://apple.stackexchange.com/questions/196771/cant-open-firefox-because-a-copy-of-firefox-is-already-open

http://kb.mozillazine.org/Firefox.exe_always_open