Here, quick fixes for Windows Automatic Repair loop issue in Windows 10/8.1/8 are offered. Try them one by one when Windows Automatic Repair failed and stuck on a black screen with error message 'Preparing Automatic Repair' or 'Automatic repair couldn't repair your PC'. Automatic Repair is a feature designed to help you fix some PC issues in Windows. But sometimes, it might fail to work and stuck in a startup repair loop in Windows 10/8.1/8 due to certain reasons. Windows 10 Media Creation Tool