Essentially, I followed this guide: https://discourse.coreelec.org/t/guide-s922x-j-ugoos-am6b-coreelec-installation-and-faqs/51231 (note March 6, 2025 : 👆 currently not available while the CE devs take a well earned rest!)
These are my personal notes based on installing three of these, with my hardware being:
…but should prove enough of a guide for anyone else to get going!
Boot into the Ugoos interface and check the firmware is up to date, update if not. Mine say:
Firmware is 0.5.4n
While in there, also adjust the power settings so the switch (sort of) works as an on/off switch:
Device Preferences → Power Settings → Disable Auto Power On