Is like that, I on the computer is Windows 7 + CentOS7 at the beginning, but later I installed Windows 10 (7) and installed a Ubuntu, result I when powered up for a long series of system, for help how to uninstall (especially Windows 7 why I wonder)
Now I'd like to CentOS7 and Windows of the strange situation uninstalled what to do, the small white first on LINUX

CodePudding user response:

This is to start the grub boot menu, the system boot menu, are going to change inside the grub configuration,
But suggest don't change, can easily get in the system,

CodePudding user response:

Boot boot have extra things, can into the system after the delete, but delete the wrong will lead to can't get into the system, if not and so no ocd, and or delete before confirmation, which is with guidance,