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i see two firefox apps 66.01 and 66.02 installed should i uninstall the 66.01

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this is a new windows10 pc

this is a new windows10 pc

Chosen solution

Version 66.0.1 is the latest available version, so the other version that you have is likely a beta version that you may have downloaded by mistake. You should be able to safely remove the other version without issues.

To be safe though, backup your Firefox data first.

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Chosen Solution

Version 66.0.1 is the latest available version, so the other version that you have is likely a beta version that you may have downloaded by mistake. You should be able to safely remove the other version without issues.

To be safe though, backup your Firefox data first.