The first thing you need to do is to re-enable your start-up programs. Need help with Windows 7, Windows Vista and Windows 8/8.1? Check out the Microsoft instructions for performing a clean boot in older versions of Windows.
Close the Task Manager window to go back to the System Configuration window.Once the list fully loads, right-click and choose Disable on each of the programs listed.
This will bring up the System Configuration window. If you're running Windows 10 follow these steps to clean boot: If you’re not 100% comfortable doing them on your own, we recommend having a computer professional help you. These steps, especially for PC, can harm your computer if not done the right way. It disables background tasks that can cause interference with your games. A clean or safe boot on your PC or Mac can help fix problems installing, launching, or accessing game content.