Firefox doesn't open. Couldn't load XPCOM

2022年1月19日 — Sometimes, doing just an reinstall is not enough. Let's do a full clean re-install;. Note: Firefox comes in three or more folders on all ...

2023年10月4日 — Corrupted Firefox installation – A corrupt installation can prevent the XPCOM component from loading, causing this error. · Conflicts with other ...

2018年8月12日 — An error message about XPCOM missing or about platform version usually happens because of a failed Firefox update that left you with a mixture ...

2020年3月1日 — You need to do a clean reinstall and remove the Firefox program folder to ensure that all files are replaced. You may have to disable security ...

An error message about XPCOM or about platform version usually happens because of a failed Firefox update that left you with a mixture of old and updated files ...

2023年7月7日 — Solution 1: Run Your Firefox As Administrator · Solution 2: Start Firefox In Safe Mode and Disable Extensions · Solution 3: Reset Your Firefox.