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10 votes
1 answer
17k views

How can I keep a Windows registry key constant?

Is there a way to lock a system registry key from being changed? Or to somehow keep it constant? In Windows 7, I'm trying to prevent a system registry key from being automatically changed any time a ...
Coldblackice's user avatar
  • 5,994
138 votes
10 answers
681k views

How do you remove a default program association for file types in Windows 7?

I somehow have set the default file type association for a file type in Windows 7. It doesn't appear to be possible to delete it from the "Change the file type associated with a file extension" ...
Christothes's user avatar
  • 4,267