After using a third-party disk optimization software package, a technician restarts a laptop and receives the message No operating system found. The technician verifies that the BIOS properly recogniz

The correct answer is C. Boot from installation media and repair the MBR. Repairing the Master Boot Record (MBR) from installation media is the next step, as the disk optimization software may have corrupted or removed the boot information, causing the "No operating system found" error.

Submitted by yuki_2020· Mar 30, 2026Software Troubleshooting

Question

After using a third-party disk optimization software package, a technician restarts a laptop and receives the message No operating system found. The technician verifies that the BIOS properly recognizes the SSD. Which of the following should the technician do next?

Options

AUpdate BitLocker settings in the BIOS
BReplace the CMOS battery
CBoot from installation media and repair the MBR
DIsolate the system from the corporate network

How the community answered

(53 responses)

A
9% (5)
B
4% (2)
C
81% (43)
D
6% (3)

Explanation

Repairing the Master Boot Record (MBR) from installation media is the next step, as the disk optimization software may have corrupted or removed the boot information, causing the "No operating system found" error.

Topics

#MBR repair#Boot troubleshooting#Operating system boot failure#Boot sector corruption

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