Why Windows shows several versions of Firefox are installed?
I use Firefox 11.0 on Windows 7 Home premium 64-bit OS. Firefox seems to work very well.
When I check the list of installed programs in Control Panel that I see two versions Firefox listed (11.0 and 10.0.2). Is this normal? Setup does not remove older versions when there's an update? Is it safe for me to uninstall the old version?
Moreover, same situation for Thunderbird. It shows the two 10.0.2 and 9.0.1!
Hi cor - El thanks for the answer.
I could not find the registry key that you referenced in your response, but I did a search and found the entry here:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\Mozilla Firefox 10.0.2
After removing this registry entry, version 10.0.2 no longer appears in the list of installed programs, and it worked for Thunderbird 9.0.1 as well.
Thanks again.
Tags: Firefox
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