How to completely uninstall iTunes

iTunes isn't one of the easiest programs to uninstall but when it needs to be done, you can use the following directions.

Use the Control Panel to uninstall iTunes and related software components in the following order:

1. iTunes
2. QuickTime
3. Apple Software Update
4. Apple Mobile Device Support
5. Bonjour 
6. Apple Application Support (iTunes 9 or later)

Then you may want to verify iTunes and related components are completely uninstalled

1. Restart your computer.
2. After the computer restarts, open Local Disk (C:) located in Computer or whichever hard disk your programs are installed on.
3. Open the Program Files folder.
4. Right-click the iTunes folder, choose Delete, and choose Yes when asked to confirm the deletion. Note: This folder may have already been deleted if iTunes was successfully removed.
5. Right-click the iPod folder, choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
6. Right-click the QuickTime folder (if it exists), choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
7. Right-click the Bonjour folder (if it exists), choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
8. Open the Common Files folder.
9. Right-click the Apple folder (if it exists), choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
10. Open Local Disk (C:) located in Computer or whichever hard disk your operating system is installed on.
11. Open the Windows folder.
12. Open the System32 folder.
13. Right-click the QuickTime file (if it exists), choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
14. Right-click the QuickTimeVR file (if it exists), choose Delete, and choose Yes when asked to confirm the deletion. Click Continue if Windows needs confirmation or permission to continue.
15. Right-click the Recycle Bin and choose Empty Recycle Bin 

You can then reinstall or leave it uninstalled.