When you open an image, a different app than usual starts up. When you open a music file, "This isn't the app I wanted..." ...

Charnita is a wife, pet mom, tech enthusiast, and part-time freelance writer with over 14 years of experience. She's done countless app roundups, product reviews, and tutorials! In her free time, she ...

For iOS 16 and later, Apple has introduced a macOS feature in the Files app that allows you to convert file formats on your iPhone without needing any third-party apps. If you often download or ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

Xvid is rarely used these days, but that means it can be hard to know what to do with it if you come across it while digging through your old files. It’s essentially a method for compressing video, ...

I can't quite figure it out. Personally, I would be lost without file extensions. How do you know what program to open files up in? How do you tell the difference between pictures and text files?

On computers and mobile devices, file extensions are the suffixes that apps append to filenames. When you see an item like "document.docx" for example, the .docx extension tells the computer and the ...