Recently, Apple updated iTunes, to iTunes 10, which introduces some new features like Ping. But, many users are now reporting crashes (due to incompatibility with multiple Cydia apps), after updating to iTunes 10 on their Jailbroken iPhone 4. iPhone and iPod Touch users who, inadvertently, have updated to iTunes 10 can now return to the old version iTunes 9.2.1 by following this guide.

Steps to Downgrade iTunes 10 to iTunes 9.2.1
iTunes Downgrade instructions for Mac Users
Step 1: Delete the following files in the iTunes application in /Applications folder
- com.apple.iTunes.plist located in ~/Library/Preferences (this is the library folder inside your user folder)
- iTunes.pkg located in /Library/Receipts (this is the library folder at the root level of your startup drive)
- iTunesX.pkg which is located in /Library/Receipts
Step 2: Download iTunes 9.2.1 for Mac OS X and install it.
Step 3: Recreate your iTunes library, if necessary
iTunes Downgrade instructions for Windows user
Step 1: Take a backup of your “iTunes” folder in a flash drive or to any other safer location.
Step 2: Open the Control Panel and uninstall in the following order
- iTunes 10
- Apple Mobile Device Support
- Apple Application Support
- Apple Software Update
- QuickTime
Step 3: Now install and launch CCleaner. Click the button “Analyze“ till the scan is completed. Reboot your Windows PC.
Step 4: Navigate back to C:My Documents\My Music\iTunes
Step 5: Rename the file Library.itl to Library.itl.backup.
Step 6: In iTunes folder, open “Previous iTunes Libraries” and find the most recent library backup, (like “iTunes Library 2010-09-1.itl”)
Step 7: Copy it, then paste it in C:\My Documents\My Music\iTunes and rename it iTunes Library.itl
Step 8: Download iTunes 9.2.1 and install it.
Step 9: Recreate your iTunes library, if necessary.
Voila! You have successfully downgraded iTunes 10 to iTunes 9.2.1 successfully!
You may also like to check out more on iTunes:
Related posts:
- Download iTunes 10.2.1 [Windows & Mac]
- Download iTunes 10.2.2 for Windows and Mac
- iTunes 10.2 Download Available Now! — Brings iOS 4.3 Support
- How to Downgrade iOS 4.3.1 to 4.3, 4.2.1, 4.1 on iPad, iPhone, iPod touch [Guide]
- How to Downgrade iOS 4.3.2 to 4.3.1 or Lower on iPad, iPhone, iPod touch [Guide]
