Cannot Uninstall Internet Explorer
You have an error while trying to uninstall Internet Explorer 6, 7, or 8?
Click Start
Click Run
Type regedit and click OK
Go to
Registry Key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{89820200-ECBD-11cf-8B85-00AA005B4383}
Modify/Create the Value Data Type(s) and Value Name(s) as detailed below.
Data Type: DWORD // Value Name: IsInstalled
Setting for Value Data: [Change the Value from 1 to 0]
Exit Registry
Then Restart your Computer
Then you can now reinstall your Internet Explorer
Hope This helps