System file definition and 2 other file types and linked programs information.
File extension sys is used by following file type(s):
| file type 1 description: | |
| Default file extension for .sys file type: System file |
|
| File extension sys is commonly used for system files under Windows platforms. Usually these files contain code for hardware device drivers and files required for operating system itself. Errors in these system files can cause operating system malfunction or data loss. | |
| Programs that open sys files: |
DR-DOS (MS-DOS) Microsoft Windows (Microsoft Windows) MS-DOS (MS-DOS) |
| file type 2 description: | |
| System configuration | |
| File extension used for system configuration file (config.sys in MS-DOS, Win95/98/ME) | |
| Programs that open sys files: |
Microsoft Windows (Microsoft Windows) MS-DOS (MS-DOS) |