Công Nghệ File

Remove default app by file type Windows 11

The file association settings for .bak file type should now be removed on your computer and the deleted file type will be set as unknown by Windows.

This is how you can remove File Type Associations using Registry Editor in Windows 11/10.

Related post: How to use Unassociate File Types remove File Type associations.

How do I remove default program from file type?

To remove default program from file type in Windows 11/10, do the following:

Click on Start and then Control Panel.
Click on the Programs link.
Click on the Make a file type always open in a specific program link under the Default Programs heading.
In the Set Associations window, scroll down the list until you see the file extension that you want to change the default program for.
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How do I reset the default associations in Windows 10?
To reset all Apps and File Associations to default in Windows 11/10, do the following:
- Press Win+I to open Windows Settings.
- Go to Apps > Default apps.
- Scroll down to the bottom.
- Click on the Reset button.
- Click the OK button.
Where are file type associations stored in the registry?
File associations are stored in both HKLM\SOFTWARE\Classes and HKCU\SOFTWARE\Classes; you can see a merged view of the data under HKEY_CLASSES_ROOT hive. Similarly, you can identify the application that is associated with a given file by right-clicking the file in File Explorer and then clicking Properties.

Obinna Onwusobalu has studied Information & Communication Technology and is a keen follower of the Windows ecosystem. He has been a Windows Insider MVP [2020]. He runs a computer software clinic.