| Name | Format | # Files | Size | Date |
|---|---|---|---|---|
| 401BUGS.ZIP | PKZip Archive | 5 | 6KB | 1991-06-05 |
| DOS400UN.ZIP | PKZip Archive | 2 | 4KB | 1988-11-11 |
| DOS41PAT.ZIP | PKZip Archive | 5 | 10KB | 1989-12-14 |
| DOS4NOTE.ZIP | PKZip Archive | 2 | 3KB | 1988-08-28 |
| DOSEXT.ZIP | PKZip Archive | 4 | 17KB | 1988-10-18 |
| MS401FIX.ZIP | PKZip Archive | 1 | 3KB | 1991-07-13 |
| SETVOLNO.ZIP | PKZip Archive | 3 | 6KB | 1992-07-04 |
| VSN.ZIP | PKZip Archive | 2 | 4KB | 1991-05-26 |