Cellular error on iPhone iTunes on windows does not have check for update
Cellular error on iPhone Directions to fix it from iTunes do not work on the windows computer
iPhone 7, iOS 12
Hello,
What version of Windows do your have? Do you have the latest version of iTunes? Note: it should be approximately 12.9
Also see this:
If you can‘t update or restore your iPhone, iPad, or iPod touch
Sync your iPhone, iPad, or iPod touch with iTunes on your computer using USB
If iTunes doesn‘t recognize your iPhone, iPad, or iPod
Good luck.