Apple Releases QuickTime 7.5 LIKE TWEET SHARE PIN SHARE POST MAIL MORE Posted June 9, 2008 at 11:17pm by iClarified · 4825 views Apple has released QuickTime 7.5 for download and installation via Software UpdateQuickTime 7.5 improves application compatibility and addresses security issues. This release is recommended for all QuickTime 7 users.You install this update by selecting Software Update from the Apple menu at the top left of your screen.