The cable into the laptop from the TV, the TV will bring up an 'HDMI 3' selection box (when clicking on it, however, 'no signal' results). There is no second display listed under the 'multiple displays' panel. I've noticed when it is connected, under both the display settings and the intel graphics control panel, there is only a single display listed (that of the the laptop). using the 'detect' button for multiple displays in the display settings (pressing this does nothing) using the windows key + p command to toggle between 'duplicate' and 'extend' screen arrangements updating both the display adapters (both are up to date). connecting to an external monitor as well as the TV. changing the order in which the cables are plugged into the laptop/TV, as well as after a restart. I've tried the following suggestions to no avail. Graphics drivers: Intel HD Graphics and AMD Mobility Radeon HD 5000 series Model of laptop: HP Pavilion dv6 Notebook PC Windows version: Windows 10 Home 64 bit, version 1909 HDMI to the TV and it would automatically display correctly. Prior to updating to Windows 10 I used to be able to plug it in via When I plug my laptop into my LG 4K TV or an external monitor using an HDMI cable there's a 'No signal' message on the monitor/TV.

I've just updated my laptop from Windows 7 to Windows 10. Ive lately bought a WD19 dock to extend my HP Windows 10 laptop display to two Dell monitors.

Microsoft display dock hdmi problems