I connect my 1080p monitor to the laptop HDMI port with HDMI cable, it doesn't work.However, the monitor appears in the System Infomation / Graphics & Displays and System Preferences / Displays. More stranger, when I plug out the HDMI cable, it's still there.
Infomation
I connect my 1080p monitor to the laptop HDMI port with HDMI cable, it doesn't work.However, the monitor appears in the
System Infomation / Graphics & Displays
andSystem Preferences / Displays
. More stranger, when I plug out the HDMI cable, it's still there.