QuickTime Player 7 supports older media formats, such as QTVR, interactive QuickTime movies, and MIDI files on Snow Leopard and OS X Mountain Lion. It also accepts QuickTime 7 Pro registration codes, which turn on QuickTime Pro functions. Some users downloaded QuickTime 7 from Apple.com and it just won’t work.
The problem is that you’ve downloaded the wrong version of QuickTime 7. What you’ve undoubtedly downloaded is the latest version of QuickTime. Although the version number is higher, this is actually the version intended for Leopard. Here is how and where to download QuickTime Player 7 on Mountain Lion.
To install QuickTime Player 7 on OS X Mountain Lion
- Download QuickTime Player 7 from here.
- Double-click “QuickTimePlayer7.6.6_SnowLeopard”.
- QuickTime Player 7 will be installed in your Utilities folder.
Once installed you’ll have to enter the registration code you paid 30 bucks for lo these many years ago. If you can’t find your code, don’t fret. You can get it back.
The key should still be available from your online Apple store account page.
- Go to http://store.apple.com
- Click the account button in the top right corner of the browser window. Log in if required.
- Click on Downloadable software purchases link.
- All of the software downloads purchased through the online Apple store should be there.