QuickTime 6: Installation Fails If "QuickTime Extensions" Folder Is Missing

Symptom

QuickTime 6 won't install. An alert message will appear, "This installation requires a System Folder on the destination drive".


Solution

1. Open the System Folder.
2. Open the Extensions Folder
3. Choose New Folder from the File menu.
4. Type: QuickTime Extensions
5. Press Return. The new folder should be titled QuickTime Extensions.
6. Install QuickTime 6.