FIX: 0x80070103 in Windows Update on Windows 10/11. (Solved)
If you receive the Windows Update error 0x80070103 while trying to install updates on your Windows 10 PC, continue reading below to solve the problem. Error 0x80070103 in Windows 10/11 usually occurs because Windows Update is trying to install a device driver that is either already installed or incompatible with the device.
