Playback Issues - Audio/Video & Power

Help with audio & video playback issues, TV display type recognition & compatibility, HDCP messages, troubleshooting playback errors, advertisements, and resolving power issues.
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Level 8

Grey screen with hdmi laptop connection

Once I switch off of the HDMI connection that is connected to my laptop, and I go back to that input, the screen is all grey:

grey screen.png

Roku TV: 7128X

TCL model: 43S425

Software Version: 9.3.0 build 4182-30

Last updated: Jun 25 8:50 am


I've been using this setup for many months now and I've never had this problem.  Obviously there are so many pieces and parts but apparently my tv just recently updated and this happened.  There could have been other driver updates on my computer too.  Or OS updates too.

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