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

Windows 11 lets you create 7-Zip and TAR archives directly within the operating system. Learn how to create 7z or TAR files in Windows 11 easily.

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.

How to change the default program a file opens with in Windows 7 When you open files that have a particular file extension, Windows will look at its configuration to determine what the default ...