MUO on MSN
Windows file extensions are mostly stuck at three letters because of this 1980s hardware limit
Somewhere, an ancient file system is still quietly bossing around your PC.
In this post, we will show you how to change the file type extension on Windows 11/10. Every file on our PC has a file type. For audio files, it might be MP3; for documents, it might be Docx or pdf; ...
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