Ubox - 6600H - randomly powers off

SUbox0IZ2H250502554
Aliexpress
bought last week, come in yesterday

Problem is it powers off randomly, reinstalled my own win11 prof but problem persists. no BSOD, just powers off and stays off

When you buy a device and it doesn’t work as it should the first time you use it, there’s only one solution: return it.
where you bought it, ask the seller You have 14 days to return if something doesn’t work properly.