Golden rule with ALL firmware / software updates.
DON’T
Not unless there is a pressing need for it and you have been reassured by others who have done it that A: it is necessary and B: it is successful
Also, preferably, C: - it is foolproof
Otherwise don’t fiddle!
I know, had I have not been able to re - flash rollback or forwards I wouldn’t have,
Pc is all fixed now the hard drive was cooked so all running smooth now & has windows 11 instead of windows 10, but as said was only as I kept getting signal issues / compass so thought reset on the basis mentioned above or I’d have had to of thought of a plan B - which there wouldn’t have been ( I doubt ).