treequell avidgrapher TL;DR The hardware on current LLY supported Pixel devices do not support HMDI, only DisplayLink. It is rumoured that the Pixel 8 series might support DisplayPort.
[deleted] This has been discussed numerous times on here. I would make use of the Search feature on here and read the previous discussions. Here are a couple of them: https://discuss.grapheneos.org/d/2562-screen-cast-on-grapheneos https://discuss.grapheneos.org/d/154-connecting-external-monitor