Bulk converting HEIC (HEIF) files on a Mac
I was today years old when I learned about the bulk conversion functionality built into macOS (at least, Sequoia). Select all the .heic files you want to convert, right-click (Ctrl-Click; two finger tap; whatever) and select Quick Actions → Convert Image and then just make ’em JPEG or PNG. Right click and select Convert Image under Quick Actions Select the format to convert the images to