You can find Finder on your Dock.

On the left-hand side of Finder, click Applications.

Not all applications have a folder, but if your application does it may contain an uninstaller. Open this folder.

If an uninstaller is in this folder, double click it. This will start the process of uninstalling.

Now when you airdrop photos from your phone, you can easily convert them to JPGs.
Michael Michael (158)
5 minutes

When you take a photograph on your iPhone, oftentimes they will be saved as a .heic file.