Instructions for iTunes Windows Installer Error in Windows

You need to install iTunes on your computer in order to backup iPhone data or import iPhone photos to your computer . However, when installing iTunes on Windows, an error message shows “There’s a problem with this Windows Installer package, you could not run the program.”.

The reason for this error is because your computer includes an old version of the program, iTunes cannot be installed. Next, I will show you how to solve this problem.

1. Click “Windows System Tools” – search “Control Panel”.

2. Click “Uninstall a program”.

3. Confirm whether the following programs are uninstalled or not: iTunes, QuickTime, Apple Software Update, Apple Mobile Device Support, Bonjour, Apple Application Support. If they still exist, uninstall them.

4. Press “Windows” key + “R” key. Enter “services.msc” and click the “OK” button.

5. Confirm whether “Windows Installer” is in the started state. If not, please activate this service.

6. If the problem is still not solved, just press “Windows” key + “R” key. Enter “cmd” and click the “OK” button to get access to cmd.

7. Enter the following code at the command prompt. msiexec a.msi. And press “Enter”.

If the Windows Installer service starts correctly after entering, the following Windows installer message will be displayed.

That’s all for dealing with “Windows Installer” program on Windows 10 when installing iTunes. The error occurs because of an old version of the program in computer. Problem will be fixed once it is uninstalled.