UPDATE
i flashed with the first one , i got lenovo logo , then search ME firmware then he can not recover ME
laptop restart and do it again...

the laptop was working before , it just has bios password , i wanted to delete the pass , but it look like i dont read the bios correct...

Lenovo x13 Yoga gen 4 , SN PF4VZYED
Bios w25q512JV
MB Number : KX3B0/KX3d1
NM-E812 REV: 1.0
Attached read bios using T056, with ISP and Socket...

sergei66666 can u tel me how to restore the device ?
i flashed it back , i have just power led and charging led on
and no thing else...

hallo , i need bios file for lenovo x13 gen 4 21f3
i readed the flash and restored again, now the laptop not woking, so i need original bios file with ME version to clean the me region , i got one here , but if i flash it, i got power led and charging led on one time them nothing,
i think i need to clean me region , the version is 16.1.25.2049 , but is there no RGN on internet
the best way is to get back up bios from the same laptop then clean me region
thanks