IBM PC-DOS 3.30
| Version of IBM PC-DOS | |
 | |
| Version | 3.30 |
|---|---|
| Release date | 1987-04-02 |
| Replaces | |
| IBM PC-DOS 3.21 | |
| Replaced by | |
| IBM PC-DOS 4.00 | |
IBM PC-DOS 3.30 is a version of PC-DOS. It introduced support for 1.44MB floppy disks and the @ command in batch files, which does not print the command executed when ECHO is on.
This is the last version to be released in floppy only format. Versions after that requires installation to use.