We show you how to open files with no extension in Windows 11/10. You can try these tricks or use one of these free software or online tools.

Get a more generic solution to identifying unknown or unrecognized file types & extensions with these free tools for Windows 11/10 computer.

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

When you double-click on a file in Windows, it will automatically open a default program that is configured to manage these types of files. It is common, though, want or need to use a different ...

Every file extension entry contains information about the file format, a description of the file, and how to open the file.

This free Web service does one thing and does it well: changing your file formats instantly with no hassles.

Changing one file type The quickest method to change a single file type is to do it from the Open With menu. If you want to change more than one file type at a time, skip to the next section.

Disabling File-Type Warnings Close the program you are using to open the file that gives you the "Always ask before opening this type of file" message, if it's currently running.

Click Open. If the app that you want to use to open the file type is greyed out, it's because macOS doesn't think there's a valid association between the two.