If you can't install or update iTunes for Windows
If you can’t install iTunes on your Windows PC, or if you see “error 2” or “Apple Application Support was not found” after you’ve installed the software, follow the steps below.
Make sure you're logged in to your computer as an administrator
If you’re not sure whether you have an administrator account, find out how to log in as an administrator.
You can also refer to your computer’s help system, contact your IT department or visit support.microsoft.com for more help.
Install the latest Microsoft Windows updates
To download the latest updates, visit the Microsoft Windows Update website.
If you can’t install the updates, refer to your computer’s help system, contact your IT department or visit support.microsoft.com for more help.
Download the latest supported version of iTunes from the Microsoft Store
Go to the Microsoft Store to download the latest version of iTunes for Windows 10
After you’ve downloaded iTunes, you can check for updates to iTunes in the Microsoft Store.
If you can't download or update iTunes from the Microsoft Store, contact Microsoft for help.
Disable conflicting software
Some background processes can cause issues that prevent some applications, such as iTunes, from being installed.
If you’ve installed security software and are experiencing issues with installing iTunes for Windows, you may need to disable or uninstall security software to resolve the issues.
Restart your computer
After the restart, try to install iTunes again.
Get more help
If the steps in this article haven’t resolved your issue, you may be able to find a solution by searching the Microsoft support website.