UP Squared UEFI Bios v2.1


  • Do not flash this BIOS version on UP Squared Innovator boards (EVT2).
  • Upgrade to this BIOS only from BIOS version 1.8. If your board has BIOS 1.3 currenlty installed, please download and upgrade to BIOS 1.8 first

List of Improvements:

  • Support Secure Boot and Disabled as default
  • Added USB OTG Device mode for Micro USB3.0 port and enabled as Default
  • Dynamically hide I/O ACPI entries under Windows, depend on “OS Selection” under Setup Menu
  • “LPSS I2C #2 Speed” default set as “Standard Mode”
  • Fixed : CPU Frequency Incorrect when EIST Disabled

For a complete list of changes please refer to the history.txt file included in the release

You can check out the BIOS Update Instructions below.


Please make sure your UP Squared has BIOS 1.8 currently installed before proceding. Remove all other bootable devices except USB drive containing this BIOS package.
Otherwise you may need to change to different drive label (fs0, fs2…etc) instead of “fs1:” in step 3

BIOS update SOP –
1. Put files from BIOS package into UEFI bootable USB drive.
2. Power on board with USB drive attached.
3. Select boot for shell loader in USB drive (or Built-in Shell if present).
4. Move operating directory to USB drive (fs1 or other labels)
SHELL> fs1:
5. Enter the directory with BIOS file and update batch
6. To update your current BIOS: fs1>GO.nsh
7. Confirm update procedure is completed without problem
8. Reboot system

Or you can read the detailed tutorial in our wiki: https://up-community.org/wiki/Bios_Update