Getting error code -54 in iTunes on Windows 10? Here's your fix

[Windows Central]

If you are having trouble syncing your Apple device ? don't worry, we don't judge ? after the Windows 10 update, don't worry. With just a few clicks you will be back up and running, and able to sync your device with your computer again. It appears as though the Windows 10 update is marking the iTunes folder as Read Only, meaning that your computer won't allow it to sync with the device you have plugged in.

Full story from the WindowsCentral blog...