I flash rk3588-eflasher-debian-bullseye-desktop-6.1-arm64-20240522.img.gz to eMMC on the R6C. I start up the device. The sound works through USB headset but not HDMI monitor. I do sudo vi /etc/lightdm/lightdm.conf and comment out the two lines below: #autologin-user=pi #autologin-user-timeout=0 I re...