In most cases, the majority of the file extensions you encounter on your computer are already associated with a program or protocol. When a file extension is not associated with a program, however, ...

Red Eye Rose received a file with a strange extension. She doesn’t know into what program she should load it. Neither does Windows. I doubt that anyone knows all of the file extensions used since the ...

Every day, we come across different types of file extensions while working on a computer. The file extensions tell an operating system about the type of file so that the OS could select the right app ...

In the Mac OS it is possible to change the default program the operating system will use to open a file when you double-click on it. After you have changed this file association, though, you may want ...

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 how to ...

BearPup sometimes wants to open a file in one program, and other times open it in another. He asked the Answer Line forum for an easy way to do this. Windows uses a file’s extension–the part of the ...

Files with the .avery file extension are created by Avery's Design and Print Online Web application. You can't double-click these files to open them; you must open them from Avery's Web page. If you ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Being unable to open files as usual is one of the most frustrating ...