Apps that open files In macOS, you can change what app opens a specific file type from the file itself. Right-click a file that you want to change the default app that opens, and select Get Info.

Choose the This PC option from the Open File Explorer to drop down menu. As helpful as it may be to get File Explorer to display This PC by default, there is one more trick that I want to show you.

Use the Downloads area of the browser's settings to change Chrome's download location. Select Change to pick which folder ...

Click Open. If the app that you want to use to open the file type is greyed out, it's because macOS doesn't think there's a valid association between the two.

You can make Windows File Explorer open to This PC, instead of Quick Access in Windows 11/10, using GPO< File Explorer Options or REGEDIT.

Going through the same menu for every file is a waste of your time, so instead set up Firefox to download RAR files to the same folder every time without asking.