This guide explains how to change the file extension in Windows 11. It also clarifies the distinction between file extensions and file types. Change a File Extension the Easy Way The simplest way ...

Addressing OS X file extensions reverting after change File name extensions are how OS X recognizes file types, and changing the extension is one way to associate a file with a different program.

Changing file formats in Windows 11 can be done via File Explorer for quick swaps. Command Prompt offers a trickier method to alter file extensions, but it must be done carefully. Compatible apps ...

Want to see file extensions of your files in Windows, but not sure how to do it? Here's how to show and change file extensions in Windows.

We show you multiple ways using which you can change File Type.r Extensions or Format on Windows 11/10. You can also use the Command Prompt.

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 it comes to converting file extensions on your iPhone, don't worry about downloading a third-party app when you can make the changes yourself.

On the web, file extensions are effectively mandatory so a browser knows how to handle a file appropriately. Macworld reader Rick would like to monkey with that.

When you double-click on a file in Windows XP, the operating system will automatically open the file using a program that has been is associated with the file's extension. It is possible ...

When you double-click on a file in Windows 8, Windows will automatically open that file using a program that has been associated with that file's extension. There may come a time, though, that ...

I have a number of files I need to change the extension of. What is the best way to do this in WinXP?