Acer/Gateway provides Windows executables.

Do not use random drivers from “BIOS update” websites. Here is the safe method:

Before attempting any BIOS update, you must understand who actually sold your computer. Pegatron manufactures motherboards for other brands, meaning:

The BIOS update for a Pegatron IPMSB-H61 does not come from Pegatron directly (they rarely host consumer downloads). Instead, you must download the update from the PC brand’s support page (e.g., Acer Support, HP Support).

Critical Warning: Installing the wrong BIOS (e.g., an Acer BIOS on an HP system) will brick the motherboard permanently.


The stock BIOS shipped with these boards in 2011 was buggy. It lacked support for:

If you have upgraded your CPU or installed a new GPU (RTX 2060/RX 580) and the system hangs at POST, a pegatron ipmsb-h61 bios update is your only solution.