How to Open Unrecognized File Extensions. 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 ...

Red Eye Rose received a file with a strange extension. She doesn't know into what program she should load it. Neither does Windows.

The default setting for Windows is to not display a file's extension. Therefore, when viewing files in Windows you would only see the portion of the filename that precedes the last period in ...

You can create a file without a File Type Extension in Windows 11/10 by carefully following the steps laid down in this post.

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 ...

CRDOWNLOAD files are temporary files created by Chrome when you download a file from any Chromium-based browser. Learn how to open it.

When it comes to converting file extensions on your iPhone, don't worry about downloading a third-party app when you can make the changes yourself.