This article explains how to manually update the BIOS and drivers of your Asus motherboard.
How to Update ASUS Motherboard BIOS in Windows – Beginner's Guide
How you update your system BIOS depends on your computer manufacturer. For Asus motherboards, there are a few ways:
Here's how to update your motherboard BIOS using Asus AI Suite 3:
Go to the Asus Download Center and type in your motherboard model. Select it when you see it in the dropdown list.