An operating system wasn 'tfound. Try disconnecting any drives that don' t contain an operating system.
Press CTRL + Alt + del to restart

CodePudding user response:

Hard disk connection has a problem, hard disk master boot sector have bad way, recommend replacing hard disk

CodePudding user response:

Couldn't find the operating system, you enter the BIOS startup Settings in the hard disk, and then install the operating system,,,