Learn how to batch rename files or change file extension for all files in a folder quickly & easily in Windows. Mass or Bulk rename multiple files.

Learn how to rename all file extensions in a folder & sub-folders at once on Windows 11/10. You can batch rename or rename all file extensions in bulk using this guide.

There are several different ways to rename multiple files at once in the Windows 11 operating system, including File Explorer, PowerShell, Command Prompt, and PowerToys.