Showing file extensions on Windows 11, 10, 7/8 will help you know what type of file it is. Depending on the operating system, the operation to view the file extension will be different. Below, ...

Windows File Explorer offers a lot of options to change how you view files. What you might not know is that one important option is disabled by default, even though it's crucial to the security of ...

In iOS 16.0 and later, you can make Apple's stock Files app display file extensions for items in the currently viewed folder. Keep reading to learn how it's done. The only issue until recently was ...

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 ...