20 years ago dual-booting wasn't hard to do or even to configure [1, 2]. You didn't need a geeky neighbour or friend to help you do it. That was a problem... for Microsoft. Then came the ...
CSM or Compatibility Support Mode is a part of UEFI Firmware and is used to make an operating system and other connected devices compatible with the UEFI. It is only used by devices when the ...