Locking File Associations

In Category: Registry

If you have your file associations the way you want for a particular file type, you can remove it from the list that gets displayed in the Folder Options / File Types screen 1. Start Regedit 2. Go to HKEY_CLASSES_ROOT 3. Scroll to the file association you want to lock. 4. In the right panel, create a new Binary value 5. Call it EditFlags 6. Give it a value of 01 00 00 00 7. Now when you go to the Folder Options / File Types screen, you won\'t see that file type listed.