Additional after above Restoring latest Firmware using USB:
That should never happen,
- Create a support ticket at Athom ( Support | Homey )
- Are you using the original USB-C Adapter? Does it mention 5.2V on the side?
- Are you using the Ethernet Adapter? What if you remove it and use only WiFi?
- Are you using the original USB-C Cable? Have you tried it with ONLY another short good Quality USB-C Cable?
- Have you checked the:
a) Core CPU Alarms?
b) [APP][Pro] sysInternals - Shows Homey’s System Internals
and/or
c) Have you Checked the CPU speed Graph in Insights?