I have never seen a monitor break a computers hardware by simply attaching the monitor to the computer. To start, you should reinstall the laptop chipset and GPU video drivers. Then restart the laptop and test it. I would also test the monitor using the same HDMI cable on a different computer.
DELL-Chris M
Community Manager
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August 28th, 2016 18:00
I have never seen a monitor break a computers hardware by simply attaching the monitor to the computer. To start, you should reinstall the laptop chipset and GPU video drivers. Then restart the laptop and test it. I would also test the monitor using the same HDMI cable on a different computer.