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Firefox will not start after update

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I can't get Firefox to start and have to use Chrome to use my e-mail. Please help.

I can't get Firefox to start and have to use Chrome to use my e-mail. Please help.

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Try to upgrade. It should be fixed in 106.0.3.

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How do I upgrade when Firefox will not open?

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Good question! You can download the latest installer from this page and when it runs, it will do an in-place update:

https://www.mozilla.org/en-US/firefox/all/#product-desktop-release