Your laptop specs:
https://www.hp.com/content/dam/sites/garage-press/press/press-
kits/2023/ces-2023/specifications/OMEN%20by%20HP%2017%20Laptop%20PC%20Product%20Spec%20Sheet.pdf
seem to show a good selection of ports. But the HDMI port is "only"
version 2.1 which is too low for 4K@240Hz uncompressed.
Please use the Mini DisplayPort or one of the Thunderbolt (USB-C) ports
with an adapter cable to achieve a more reliable high bandwidth
connection.
** Changed in: mutter (Ubuntu)
Status: Incomplete => Opinion
** Changed in: nvidia-graphics-drivers-580 (Ubuntu)
Status: Incomplete => Opinion
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https://bugs.launchpad.net/bugs/2125825
Title:
External display does not wake after laptop lock
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