If you find yourself doing repetitive tasks in your browser, it may be time to try writing an extension for Chrome or Firefox—with just minimal coding knowledge required.

Using your favorite text or code editor, create a file in that folder called macworld.css. Once the file’s in place, switch back to Safari and the Extension Builder window.

Note: When you create a new Chrome extension, you normally need to provide several types of files, depending on how complex it is.

If you want to rename all file extensions in a folder or sub-folder at once on Windows 11 or Windows 10 PC, here is how you can do that. You do not need to use a third-party application as you can get ...

Whether it be because you suspect a Chrome extension is malicious, you want to create a backup of a favorite and discontinued extension, or you just want to see how the extension works, knowing ...