Mac OS 7.5.3 Revision 2.2

Mac OS 7.5.3 Revision 2.2, or System 7.5.3 Revision 2.2, is an update (revision) to Mac OS 7.5.3 (System 7.5.3).

Background
The third revision in the Mac OS 7.5.3 revision series, it is curiously unknown to much of the Mac community. It was released on August 5, 1996 with the Power Macintosh 9500/200. It also came pre-installed on the Power Macintosh 6300/160 and Performa 6360. No other models were affected.