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firefox don't start after update

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  • Last reply by philipp

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Today my windows update. After that firefox stop working. Don't wanna start in safe mode too, always crash report show. Download new version but still don't work... delete all profile, clear registry (use jv16 anc ccleaner)... but still the same problem, don't start and always send raport. From one of ur topic i copy my profile from folder to another (before coplete delete firefox). Soo full new profile create and don't work... use Chrome to copy my profile site + password (before copy old profile to firefox folder) and now don't have option in chrome to copy again from firefox :/

Today my windows update. After that firefox stop working. Don't wanna start in safe mode too, always crash report show. Download new version but still don't work... delete all profile, clear registry (use jv16 anc ccleaner)... but still the same problem, don't start and always send raport. From one of ur topic i copy my profile from folder to another (before coplete delete firefox). Soo full new profile create and don't work... use Chrome to copy my profile site + password (before copy old profile to firefox folder) and now don't have option in chrome to copy again from firefox :/

Chosen solution

hi sigmahor, unfortunately this crash will be most likely caused by comodo security software running on your system. in order to fix this, please see Firefox crashes on startup for users of Comodo security products after July 2017 Windows 10 update

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Chosen Solution

hi sigmahor, unfortunately this crash will be most likely caused by comodo security software running on your system. in order to fix this, please see Firefox crashes on startup for users of Comodo security products after July 2017 Windows 10 update