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.

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.

You can delete or can remove File Type Associations using Registry Editor in Windows 11/10. We show you how to do this the right way.

Though DAT files, which house data as the shortened name implies, are usually best left alone, here's how you can open them.

Do you want to open a file type or link with a specific app? Here's how to change the default app settings on Windows 11.

So you have this file and you don’t know how to open it. The person who sent it to you doesn’t seem to know either, and your deadline is ticking nearer. What do you do? Head to Go2Convert.com ...

Learn how to use a Microsoft 365 setting to choose whether to open files in the online or desktop app, giving you full control for each file.

CSV files are special text files that are quite common when dealing with spreadsheets. Here's how to open and make them.