Version BIOS v7.20 & EC/KBC v6.30 - 4/2/24

1. BIOS v7.20 & EC/KBC v6.30
   1. Only version change.
   2. Support new FA Camera Firmware.
   3. Intel Security Update (INTEL-SA-00828).

Version BIOS v7.10 & EC/KBC v6.30 - 10/10/23

1. BIOS v7.10 & EC/KBC v6.30
   1. Only version change
   2.Intel Security Update (INTEL-SA-00688,INTEL-SA-00717)
   3.Show maximum, minimum, current CPU frequency in BIOS Setup menu
   4. Update EC version from v6.20 to v6.30
   RTS5452H EC region:
   1) Improve battery control.
   2) Upgrade PDC firmware form v0.1.1D(v1.29) to v0.1.22(v1.34).
   CCG6DF EC region:
   1) Improve battery control.

Version BIOS v7.00 & EC/KBC v6.20 - 03/22/23

1. BIOS v7.00 & EC/KBC v6.20
   1.Update PLx setting to avoid power failure issue (41h)
   2.Update EC from v6.10 to v6.20
   RTS5452H EC region:
   1) Improve BBR control function.
   CCG6DF EC region:
   1) Changed EC version information only

Version BIOS v6.90 & EC/KBC v6.10 - 02/14/23

1. BIOS v6.90 & EC/KBC v6.10
   1.Improve the stability
   2.Update EC from v6.00 to v6.10
   RTS5452H EC region:
   1) Improve USCI control function
   -Fixed UCSI yellow bang issue when resume from MODS with type-C device
   2) Improve PDC control function
   3) Improve WDT reset process after BIOS/EC update complete
   4) Update PDCFW to v0.1.1D
   CCG6DF EC region:
   1) Improve USCI control function
   (Fixed UCSI yellow bang issue when resume from MODS with type-C device)
   2) Improve WDT reset process after BIOS/EC update complete
   3) Improve PDC control function
   4) Improve USCI control function
   -Fixed OS already enter MODS mode during port role switch process, then the UCSI can't recovery.(This phenomenon only occurs on CCG6
   model)

Version 6.80 - 11/15/22

1. BIOS v6.80 & EC/KBC v6.00
   1.Update EC version from v5.90 to v6.00.
   RTK Model:
   1) Improve battery 80% mode control function.
   2) Battery cycle count is shown in EC register.
   CCG Model:
   1) Improve battery 80% mode control function.
   2) Battery cycle count is shown in EC register.

Version 6.70 - 09/07/22

1. BIOS v6.70 & EC/KBC v5.90
   (1)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
   (2)Supported Windows11 FAN Noise Signal function
   (3)Supported BIOS/EC Update without AC
   (4)Support Hide TPM in BIOS SETUP
   (5)Add SINIT ACM v1.14.39
   (6)Support CKFIH70 FW Rev.0x0903
   (7)Update EC from v5.80 to v5.90
   RTS5452H EC region:
   -Supported Windows11 FAN Noise Signal function
   -Improve UCSI control function.
   -Fixed EC Common Issue

Version 6.50 - 06/30/22

1. BIOS v6.50 & EC/KBC v5.70
   (1)Support Amira SecurePad Phase2
   (2)Update EC from v5.60 to v5.70
    RTS5452H EC region:
    - Fixed an issue that battery can not be charged when EC resets PDC with the PD AC adapter connected.
    CCG6DF EC region:
    - Fixed an issue that battery can not be charged when EC resets PDC with the PD AC adapter connected.

Version 6.40 - 05/26/22

1. BIOS v6.40 & EC/KBC v5.60
   (1)Change EC from v5.50 to v5.60
   RTS5452H EC region:
   -Added WA for the EC hung up issue(Black Screen/FUN fast rotation issue)
   CCG6DF EC region:
   -Added WA for the EC hung up issue(Black Screen/FUN fast rotation issue)
   (2)Supported Amira SecurePad Phase-1

Version 6.30 - 05/23/22

1. BIOS v6.30 & EC/KBC v5.50

    Change EC from v5.20 to v5.50
    -Improved PDC FW Update process.
    -Fix the issue that no power supply even PD Adapter plug in.
    -Fixed issue where Sink device could not be recognized after AC adapter was pluged out during restart
    -Changed from PDC FW v0.1.0C to v0.1.12
    -Added Source PDO control
    -Fixed the issue where the battery does not charge when a TBT Dock or other device is connected to the Type-C port.
    -Fixed the issue where PLx settings were not being made when a battery was discharged beyond its rating.
    -Added WA for the issue of "Cannot Power On" for products using Realtek PDC
    -Supported EC Common Issue

   Change EC from v5.30 to v5.50
   RTS5452H EC region:
   -Added Source PDO control
   -Fixed the issue where the battery does not charge when a TBT Dock or other device is connected to the Type-C port.
   -Fixed the issue where PLx settings were not being made when a battery was discharged beyond its rating.
   -Added WA for the issue of "Cannot Power On" for products using Realtek PDC
   -Supported EC Common Issue
   CCG6DF EC region:
   -Supported EC Common Issue
   (2)Changed SAR Control of 3G/LTE

Version 5.90 - 03/21/22

1. BIOS v5.90 
   (1)Supported:TBT4 Dock
   (2)Intel Security Update(INTEL-SA-00562).

Version 5.80 - 11/19/21

1. BIOS v5.80 
   1)Support Quectel LTE module
   (2)Updated EC to v5.20
   -Support Quectel LTE module

Version 5.70 - 11/19/21

1. BIOS v5.70 
   (1)Support TigerLake Refresh (Update Codebase)
   (2)Extend WMI function to chenge LAN Boot Priority (IPV6/IPV4) via WMI
   (3)Support Battery charge mode
   (4)Show Serial number in BIOS Setup Main menu
   (5)Support Thermal Control Alternative Mode
   (6)Support (TGL-R)Graphics/Soud spec
   (7)Change EC from v2.50 to v5.10
   - Update PDC FW image. v0.3.17 -> v0.3.1B
   - WA for Type-C connection issue.
   - Support Battery Charge Mode.
   - WA for the issue that Internal Keyboard can not be used after OS boots, if press key during PC power on.
   - Fixed Can not Diaplay via TravelAdaptor on G3 Boot issue.
   (8) Improved Thunderbolt3 Dock connection.

Version 3.20 - 9/28/21

1. BIOS v3.20 & EC/KBC v2.50
   1.EC update form v2.40 to v2.50
   - Select the output buffer type of CPDDIS-S3N depending on Board. (For TOSHIBA IC shortage issue)

Version 3.10 - 8/9/21

1. T&D v3.10
   Release BIOS/ECKBC Update (BIOS v3.10/ECKBC v2.40)、according to （CS1-0A-0178）.HWSC変更（Chicony CKFIH70 FW Rev対応）、according to（DBH-CUD-21A-008-006）.
2. BIOS v3.10 & EC/KBC v2.40
   (1)Support Mic mute (Fn + A)
   (2)EC update form v2.30 to v2.40
   - Support Mic mute (Fn + A)
   - Added recovery process when AD conversion cannot be performed

Version 2.90 - 8/9/21

1. T&D v2.90
   Release BIOS/ECKBC Update (BIOS v2.90/ECKBC v2.30)、according to (CS1-0A-0173).
2. BIOS v2.90 & EC/KBC v2.30
   (1) Supported 5G model
   (2) Improve Modern Standby
   (3) Improve TPM process.
   (4) Secure Boot Configuration function specification change.
   (5) Update EC to v2.30
   - Fix the issue that the PL setting sequence is not correct under the some condition.

Version 2.80 - 7/30/21

1. T&D v2.80
   Release BIOS/ECKBC Update (BIOS v2.80/ECKBC v2.20)、according to (CS1-0A-0135).
2. BIOS v2.80 & EC/KBC v2.20
   (1)Support new USB current limit IC.
   (2)EC v2.11 Update.
   -CurrentLimitIC (USB, SD Card, HDMI) change support.
   (3)Support the replacement of the Current Limiter IC (SD Card, HDMI)

Version 2.60 - 6/21/21

1. T&D v2.60
   Release BIOS/ECKBC Update (BIOS v2.60/ECKBC v2.10)、
   AKL_Maintenance.wim V1.5.0 according to (CS1-0A-0130).
2. BIOS v2.60 & EC/KBC v2.10
   (1)Update EC to v2.10
   -Add WA for the issue that Kensington Dock is not detected.
   -Support 5G Shutdown sequence.

Version 2.40 - 5/13/21

1. T&D v2.40
   Release BIOS/ECKBC Update (BIOS v2.40/ECKBC v1.90)、without MEFW Update according to (CS1-0A-0122).
2. BIOS v2.40 & EC/KBC v1.90
   (1)Fixed HLK fail issue (vPro model). 
   (2)Improve TPM Owner Clear. 
   (3)Improve POST time while cold boot with Type-C dock connected. 
   (4)Update EC to v1.80 
   - Add Battery Shutdown Mode as a measure to prevent battery over-discharge. 
   - Update PDC FW image. 
   v0.3.06 -> v0.3.17 
   - Add WA for the issue that USB3 device is not detected in Type-C port at PC restart. 
   - Remove the following unnecessary process because of updating PDC FW image. 
   - Type-C reconnecting control at shift to S0
   (5)Update MCU to 0x86.
   (6)WMI fuction expansion.
   (7)Update EC to v1.90
   - Fix the issue that the external monitor can't be displayed via TBT Dock after PDC FW Update.

Version 2.20 - 4/08/21

1. T&D v2.20
   Release BIOS Update BIOS/ECKBC Update (BIOS v2.20/ECKBC v1.70)、without MEFW Update according to (CS1-0A-0118).
2. BIOS v2.20 & EC/KBC v2.20
   (1)Codebase updated
   RC(SIC):0A.00.43.30 (4043.00)
   5.19_1AWHY_RC0A.00.43.30_036
   MRC:1,0,18,1
   MCU:0x78(CPUID:806C1)
   (2)CNVi Harrison Peak / Jefferson Peak Support
   (3)Apply TigerLake common updated
   - USB Behavior during S4 resume
   - Update Clear TPM Owner operation
   - Update Clear System Data operation
   (5)Update vPro model operation
   (6)Supported 3G/LTE control
   (7)Improve BIOS setup
   (8)Improve Firmware Protection
   (9)Improve PDC FW update
   (10)Improve 3G
   (11)Improvs Secured Core PC
   (12)Improve behavior in case TXT is enabled.
   (13)Improve WLAN power control
   (14)Apply GOP/VBT V1.30 (Intel GOP V17.0.1055)
   (15)Forbidden downgrade before v2.00
   (16)Update EC to v1.70
   - Support 3G/LTE control
   - Fix the issue that ACPRES is not asserted when AC adapter is plugged-in in Sx.
   - Add WA for the issue that Internal Keyboard cannot be used in BIOS user password input after S4 resume.
   - Add Wireless WAN power failure detection.

Version 1.80 - 2/12/21

1. Release BIOS Update (BIOS v1.80) according to (CS1-0A-0105).
2. (1)Supported Celeron CPU
   (2)Security update

Version 1.70 - 1/14/21

1. T&D v1.70
2. Release BIOS Update (BIOS v1.70) according to (CS1-0A-0087)
3. BIOS v1.70
   (1)Apply workaround for reboot failure issue
   (2)Change to USB Audio offload disabled(Intel #631659)

Version 1.50 / ECKBC v1.50 - 12/18/2020

1. Improved Boot Time when PCB Manufacturing.
2. EC/KBC - Add WA for the issue that VGA Adapter w/ AC sometimes fails to be detected on Port0 after PC reboots.
3. EC/KBC - Add WA of the issue that CPU may not enter to HW Drips in ModS after shift from S4/S5 to S0.

Version 1.40 / ECKBC v1.40 - 10/26/2020

1. Updated GPIO Setting.
2. EC/KBC - Add WA for the issue that the travel adapter(GEN4) can not be recognized after PC reboots.

Version 1.30 / ECKBC v1.30 - 10/26/2020

1. First Release