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 ...

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Microsoft open-sourced 86-DOS 1.00 source code on GitHub for its 45th anniversary, according to PCWorld, including kernel and PC-DOS development snapshots. This historically significant software, ...

PCWorld demonstrates how Windows 11 users can run classic PC games from the 80s and 90s using DOSBox, a free emulator that simulates MS-DOS environments. DOSBox supports vintage titles like ...