If you can't change default app by file type in Windows 11/10, then reset the problematic app, remove file type association, etc.

Windows 11 can make it easier to access your extensions through apps. Here's how. Windows 11 can keep track of the apps you open and set them by default for faster navigation.

Click the app to the right of the file type that you want to change and you can choose a different program from the apps installed on your PC.

Windows 10 lets you choose the default app you want to use to open specific file types — but it can be a bit of a pain to actually do it.

You can also select Choose default applications by file type, so you pick a file type and then an app for it, or Set defaults by app to pick an application and then specify all the file types it ...

Do you want to open a file type or link with a specific app? Here's how to change the default app settings on Windows 11.

Choose Default Apps by File Type In some cases, you may want to open different subsets of the same type of file with different applications—open a JPG file with one app and a PNG file with a ...

If you want to reset all your Program and File Associations to default values in Windows 11/10, then you can reset them to Microsoft recommended defaults.

Toward the bottom of this screen you’ll also see options to “Choose default apps by file type” or protocol. These bring up more detailed menus that let you associate .3gp files with one app ...