Don't ever buy them - this company doesn't give a fuck about the end user. No BIOS updates, nothing.
And PC8 sleep state is obviously not supported on HP Skylake laptops. Do not expect a BIOS fix or anything. Your support requests will be ignored (I've filed three already - no results).
HP laptops
And PC8 sleep state is obviously not supported on HP Skylake laptops. Do not expect a BIOS fix or anything. Your support requests will be ignored (I've filed three already - no results).