How to Update BIOS of ASUS Laptop R558UQ

How to Update BIOS of ASUS Laptop R558UQ | X556UQ procedure is same for all models.

Download Link: https://www.asus.com/us/supportonly/R558UQ/HelpDesk_Download/

Update BIOS - How to use Easy Flash to update the Notebook BIOS version?

Note:

It is not allowed to downgrade the BIOS version.
Please back up your personal file before upgrading the BIOS version.
The operation display may be different because of the model version.
Please keep the Notebook connected to the power supply during the operation.
If you have any issue with the content below, please consult with ASUS Service Center.
  
* We will use R558UQ as the sample model and we will upgrade the BIOS version from 201 to 301.

1. Download the driver from ASUS support site.http://www.asus.com/support/

2. Input "R558UQ" in the search bar.
3. Select [Driver & Tools]  and select the proper Operating System.
4. Download the latest BIOS version.
5. Unzip the file and copy it to an USB disk.
6. Enter the BIOS configuration, EZ Flash 3.
7. Select [Advanced] then select [ASUS EZ Flash 3 Utlllty]/[Start Easy Flash].

8. You can select either the external storage or local disk.
9. Please select the BIOS file from the USB disk then click Yes.
10. Click YES to update.
11. It will take about 2 minutes to complete the update.
12. It will get Restart itself.