Pegatron Ipmsb-h61 Bios Update Link Guide

Resolves specific structural bugs where fixed Hard Disk Drives (HDD) and Optical Disk Drives (ODD) prioritize boot sequences incorrectly over mass storage devices. Motherboard Identification & Firmware Specifications

If your computer is still booting into Windows and was originally an Acer system: pegatron ipmsb-h61 bios update

For the (often found in OEM systems like HP, Asus, or Acer pre-builts), a BIOS update requires caution because Pegatron manufactures boards for other brands. Resolves specific structural bugs where fixed Hard Disk

A genuine IPMSB-H61 BIOS usually has a file size of 8,388,608 bytes (8MB) . If it is 4MB, it is a partial dump; do not use it. or Acer pre-builts)