no model PC no product number told. nnnnnnnABA#
it is not a DEAD PC, just W10 is dead sure. and sorry I am for your plite.😑
It is not blank that is windows crashing, we cold boot all W10 PCs 3 times to activate the MS w10 auto repair mode.
that is next....
NO PC told as AGE can not be learned by me.
1: RTC coin cell bad. replace it. (aka, NVRAM CMOS battery )
2: HDD is bad, if is HDD it can be bad at 5year mark (world avg)
3: OS is corrupted . (if HDD passes test run HP recovery)
4: run the HP diagnostics yet?
5: in my shop I boot the PC with my free, Linux demo , off USB stick. lick TRY ME, i then see desktop I find DISKTEST and test the HDD0, if fail BINGO, No OS recovery can work with and bad HDD boot drive, not ever,
NO warranty answers by me.