What does SYS file actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Fix EXFAT FILE SYSTEM (volmgr.sys) BSOD error. It happens when volmgr.sys could not be found, failed to load or start, is missing or corrupt.

Hey,I was wondering if it was possible to edit the "IO.sys" file on my Windows 98se boot disk. So, instead of saying "Microsoft Windows 98 Startup Menu"at the header of the boot menu (1 start ...