BIOS Change Point History:

Version 2.30 / ECKBC v2.30 - 9/21/2023

1. BIOS v2.30 & EC/KBC v2.30
   1. Only version change.
   2. Intel Security Update (INTEL-SA-00688)
   3. Show maximum, minimum, current CPU frequency in BIOS Setup menu
   4. Update EC from v2.20 to v2.30.
   1)Improve battery charge control.

Version 2.20 / ECKBC v2.20 - 6/26/2023

1. BIOS v2.20 & EC/KBC v2.20
   1.Support "Service Code" in BIOS Setup.
   2. Update EC from v2.10 to v2.20
   1) Supported Thermal control for illegal battery temperature

Version 2.10 / ECKBC v2.10 - 5/13/2023

1. BIOS v2.10 & EC/KBC v2.10
   1.Update EC from v2.00 to v2.10
   1)Fixed No display issue when G3 boot.

Version 2.00 / ECKBC v2.00 - 3/09/2023

1. BIOS v2.00 & EC/KBC v2.00
   (1)Unsupport LAN Boot Selection
   (2)Intel Security Update(INTEL-SA-00601, SA-00562, SA-00561, SA-00527, SA-00464, SA-00463, SA-00381)
   - Update codebase to 5.19_1AWHY_RC0A.00.71.31(4523.01)_051
   - Update BIOS ACM to v1.14.39
   (3)Support Windows 11 FAN Noise Signal function
   (4)Support Hide TPM in BIOS SETUP
   (5)Support BIOS/EC Update without AC
   (6)Improve the stability
   (7)Update EC from v1.80 to v2.00
   1) Supported Windows 11 FAN Noise Signal function
   2) Improve WDT reset process after BIOS/EC update complete
   3) Fixed battery icon cannot update issue
   (Fixed MPL1 message handle blocked issue)
   4) Improve BBR FW update process.
   5) Fixed the Battery LED turn on White + Orange when the Battery capacity display is executed in Full Charge state[B-Note:12738-8]
   6) Improve battery shutdown control function
   7)Improve power control (PABNOF release control)
   8)Improve PABNOF signal control
   9)Improve PDC control function
   -Fixed the issue that PC can't charging after PDC force reset with Type-C adapter
   10)Fixed PD charge issue after flashed PDCFW
   11)Improve PD control function
   12)Improve battery charge mode control function

Version 1.80 / ECKBC v1.80 - 6/28/2022

1. BIOS v1.80 & EC/KBC v1.80
   (1) Update EC from v1.70 to v1.80
    - Improve stability to prevent system may hung up in rare case
    (Fixed the EC hung up issue(Black Screen/FAN fast rotation issue))
    - Fixed the issue where PLx settings were not being made when a battery was discharged beyond its rating
   (EC commomn issue)

Version 1.70 / ECKBC v1.70 - 2/25/2022

1. BIOS v1.70 & EC/KBC v1.70
   (1) Support ME Firmware update
   (2) Improve 3G/LTE device power control
   (3) Update EC from v1.60 to v1.70
   - Added WA for Travel Adapter connection device not working for 30s on 3G/LTE model after S4 return.

Version 1.50 / ECKBC v1.50 - 9/14/2021

1. BIOS v1.50 & EC/KBC v1.50
   (1)Changed EC from v1.40 to v1.50
   - Fixed Can not Display via Travel Adaptor on G3 Boot issue.
   - Fixed the 5 button cannot be entered issue.

Version 1.40 / ECKBC v1.40 - 9/14/2021

1. First Release