How to Downgrade iTunes 12.7 or 12.6.2 to iTunes 12.6.1?

problem solved

On Sep 14, 2017, Sidify version 1.2.5 has been released to solve the incompatibility issue between iTunes 12.7 and Sidify Apple Music Converter for Mac.

Please download the latest version of Sidify Apple Music Converter for Mac through: Sidify Download Center.


On July 24, 2017, Sidify version 1.2.3 has been released to solve the incompatibility issue between iTunes 12.6.2 and Sidify Apple Music Converter for Mac.


On May 23, 2017, Sidify version 1.2.0 has been released to solve the incompatibility issue between iTunes 12.6.1 and Sidify Apple Music Converter for Mac.


If you are running iTunes 12.7 and 12.6.2, you can only convert iTunes music at 1X conversion speed. If you want to convert music at 20X speed as original, please try to downgrade iTunes 12.7 or 12.6.2 to iTunes 12.6.1.27.

Tips: If your iTunes cannot be opened after running Sidify, you needn't to re-install iTunes 12.7. This problem can be quickly fixed by downloading an iTunesFixer script through http://www.sidify.com/iTunesFixer.zip. Just unzip it and double-click to run it, then re-launch iTunes for a try.

Part 1: Please uninstall iTunes 12.7 from your Mac

Step 1: Please open the Applications folder and find the iTunes app file (/Applications/iTunes.app). Right-click (or Control-click) on iTunes and select Get Info.

Uninstall iTunes 12.6


Step 2: Locate and click on the padlock icon on the bottom right side of the window and enter your admin password. This is necessary in order to make changes to the app’s permission settings.

Step 3: Please expand the Sharing & Permissions section of the window if it’s not already visible and change the privileges for “everyone” to Read & Write.

Uninstall iTunes

Step 4: Close the Get Info window and try again to drag the iTunes application file to the Trash.

Part 2: Download iTunes 12.6.1.27 to your Mac

Please download the older version of iTunes 12.6.1.27 or iTunes 12.5 through https://www.theiphonewiki.com/wiki/ITunes. Please note that the older version of iTunes may not recognize your iTunes library in iTunes 12.6.1 or iTunes 12.5. You need reload the iTunes library.

Part 3: Reload Your iTunes library

Step 1: Please go to your own iTunes Library (your home directory –> Music –> iTunes).

Find iTunes Library


Step 2: Click once on the “iTunes Library.itl” file and then click your cursor into the filename under the icon. Add “.old” as a suffix.

backup iTunes Library

Step 3: Open a folder called “Previous iTunes Libraries” in that same directory.

Find old version iTunes Library

Step 4:The most recent copy of your iTunes Library is the one with the “.itl” suffix. That’s what we want. Duplicate it (select it and choose File –> Duplicate), then drag the duplicate up to the “iTunes” folder one level above.

You can also drag the original and leave the copy behind, of course.

iTunes Library Copy

Step 5: Click on the filename, then click *into* the filename just once, so you can change its name. Remove the date stamp so that it just reads “iTunes Library.itl”, then relaunch iTunes.

Mac iTunes Store

Part 4: Stop iTunes Automatic Updates

1) Launch iTunes, go to menu bar and choose "iTunes -> Preferences -> Advanced". Disable the "Check for new software updates automatically" option and then click "OK" to save the setting. 

Stop iTunes Automatic Updates

2) On your Mac, go to System Preferences → App Store. To prevent your Mac from downloading iTunes updates without asking you first, you should uncheck “Download newly available updates in the background" and “Install App Updates”.

Uncheck App updates on Mac

From now on, the Mac will notify you when installed apps updates are available but won’t download them automatically in the background unless you tell it to.

Tips: Haven't fixed your problem with those steps? Please feel free to contact our support team via support@sidify.comfor help.

What You Will Need
Sidify Apple Music Converter