Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

Windows 11 (and Windows 10, which reached end of support in October 2025) lets you assign default apps for file types, protocols, and links. But a persistent and frustrating bug causes these settings ...

If you cannot change the default app by File Type in Windows 11/10 then this post is sure to help you resolve the issue. Windows 11/10 provides built-in options to change the default app(s) to open ...

What steps do I need to take to change the default action on Windows XP and Windows 7 when someone tries to open a CHM file? I want the file extension to be associated with notepad.exe for ALL users.

Microsoft is making it easier to change your default file associations by adding a new search feature that lets you quickly find the extension you wish to modify. When a program is installed in ...

To force Windows 11/10 into changing the behavior to either copy or move, regardless of whether you’re dragging items onto the same or different drives, you will need to edit two registry entries.