@ThienBui good afternoon, a few days ago I downloaded the bios version o1fjy38usa.bin (8 MB) for motherboard IBSWME V1.0 BSWD-LM V 1.0 (bios chip MX25U6435F 1.8v).
I flashed it with CH341A (USB BIOS flasher) on 15 PCs of the same type (Lenovo S200 10HQ), many started, but 5/6 give problems...