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HP 250 G7 : Can I flash microcode only?
#41
You can always use the hardware programmer to recover.
(09-14-2020, 01:46 PM)castillofr Wrote: Recomended: dump the BIOS region first, update the microcodes (how?) then flash back the updated BIOS region with FPT...
This method is more risky.
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#42
Ooh OK!

Many thanks DeathBringer. I really appreciate your help and patience...
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#43
https://www.insanelymac.com/forum/topic/...on-lenovo/

If I change the microcode block, BIOS integrity test will fail?!
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#44
It's not Lenovo.
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#45
Yes, you are right.
I assume that it is the same bios type: InsydeH2O and signed...
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#46
No, Lenovo use own algorithm of BIOS integrity check. Some HP devices use other algorithm.
I'm not sure for your system. Sad
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#47
Ok! Thanks.
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#48
Are you talking about HP Sure Start?
http://h10032.www1.hp.com/ctg/Manual/c06216928
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#49
Yes, it's one of them.
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