Question

A technician boots a Windows workstation and receives an "Operating system not found" message even though the correct SATA drive is listed as the first boot device in UEFI/BIOS and passes its SMART diagnostics. The drive was working yesterday. Which action should the technician take FIRST to attempt repair?

Accepted Answer

Boot into the Windows Recovery Environment and run bootrec /fixmbr and bootrec /rebuildbcd

Answer

Immediately reformat the drive and perform a clean installation of Windows

Answer

Replace the SATA data cable and the drive, then reinstall Windows

Answer

Boot into Safe Mode and roll back the most recent display driver