Microsoft (NASDAQ:MSFT) releases old source code. MS-DOS and Word For Windows are downloadable (but don’t call them ‘open’). The Computer History Museum (CHM) hosts the files for us, calling them ...

Reader Steve P. sends in this question: “I’m running Windows 2000 and want to upgrade my system BIOS. The instructions say to create a bootable disk with the format a:/s command. However, the /s doesn ...

In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...

If when you try to move, delete, copy, or rename files/folders in Windows 11/10 and you receive the Invalid MS-DOS Function file error message, then this post will ...