iTunes is a media player that’s developed by Apple Inc and it’s used as the client app for iOS devices. It syncs and backup media library, Internet radio broadcaster, images, videos, other documents. Additionally, users can transfer data, update the iOS version, restore the iOS version, and more. However, while using the iTunes tool on Windows or Mac, users may receive iTunes Error 9039 Unknown Error. If you’re also experiencing the same, check this troubleshooting guide.
This particular error appears when users try to connect the iPhone to iTunes via Windows or Mac or even when trying to add music to the library. So, some unlucky users may receive the error message that says “There was a temporary problem completing your request. An unknown error occurred (9039).” So, without wasting any more time, let’s jump into the steps below.
How to Fix iTunes Error 9039 Unknown Error!
Before heading over to the below steps, make sure to clear the temporary account data by signing out and signing back into the iTunes account. Additionally, make sure to remove some of the imported music files from the Apple Music Library to free up some space. Meanwhile, check for the pending updates of the iTunes on your PC to skip any software bug or glitch completely.
1. Soft Restart your PC

Well, it can be one of the easiest ways to fix any kind of software error or glitch in a couple of seconds or so. However, most of the affected users don’t want to restart their device or can’t take it seriously. But it’s clearly proven that restarting your device can fix the temporary issue most of the time.
- Click on Start > Click on Power icon.
- Select Restart and wait for the Windows PC to boot up.
- Once rebooted, launch iTunes and check for the error again.



