Laptop won't connect to external monitor

[Sumit]

Hi @Danny_Von_TechTips very sorry haven’t had a chance to go back to the display port issue. I’ve been in my own hell of “laptop wake up from sleep”.

Anyways, mine is an 11th Gen Core i7. I have not tried the displayport adapter after I upgraded to the November 2021 beta driver package.

If I get a chance I’ll swap back to displayport over the weekend and let you know.

This might be the “official position” for the display port issues or atleast part of it.

HDMI Module Power Drain Issue

For some more clarification on this, the issue is DP Alt Mode devices (HDMI Expansion Card and DisplayPort Expansion Card for example) keeping the Intel retimers from entering into a low power state. In theory they should, but in practice, there seems to be some bugginess in their behavior. This impacts active and standby power, but not shutdown/hibernate power usage. We have firmware work in progress which works around this issue and forces the retimers to suspend correct. In addition, we h…