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 ...

If the How do you want to open this file keeps popping up in Windows 11/10, select the default app. If this does not work, use these fixes.

Need to use third-party programs to open files on your PC? Here's how to change file associations in Windows 10 and choose which apps open which file types.

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 ...

If you’re tired of Windows opening files in the wrong apps, changing file associations may fix the problem. Here’s how to do it.

You can open File Explorer in more than one way, and in this guide, we'll show you nine (plus) methods to complete this task on Windows 10.

Learn how to hide or show file extensions in Windows 11/10 File Explorer via Folder Options, Registry, Group Policy or CMD. It is better to set Windows to show them.