In this guide, I'll outline how to rename one or many files in bulk using File Explorer, PowerShell, Command Prompt, and PowerToys on Windows 10.

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.

Change a File Extension the Easy Way The simplest way to change a file extension in Windows 11 is directly in the file name location.

We’ve talked about File Explorer (Windows Explorer in Windows 7) several times before, and if you ask me it’s one of the most important parts of Windows to customize.