Version 2.50 - 12/013/2021

1. BIOS v2.50
   1.Intel Security Update (INTEL-SA-00381, INTEL-SA-00442, INTEL-SA-00464).

Version 2.40 - 07/08/2020

1. Intel Security Update (INTEL-SA-00289)
2. Intel Security Update (INTEL-SA-00329)

Version 2.30 - 12/25/2019

1. Support eco Charge Mode in BIOS Setup.
2. Intel Security Update (INTEL-SA-00220,
3. Intel Security Update (INTEL-SA-00260)
4. Intel Security Update (INTEL-SA-00317).
5. Improve the detection control of UCSI and Bluetooth.
6. Support PXE Boot for new Travel adapter (UEFI only).

Version 2.20 & EC/KBC 1.40 - 8/23/2019

1. Improve PCIe SSD Password process.
2. Update MCU 0xB4 (INTEL-SA-00233) 
3. Support PXE Boot for dynabook USB-C dock (UEFI only)
4. Support Sharp 13.3" in-cell touch panel

Version 1.90 & EC/KBC 1.30 - 4/11/2019

1. Update BIOS logo to use dynabook logo for all regions, and update BIOS Setup screen to show dynabook logo
2. Support new FHD panel
3. EC/KBC - Improve UCSI control function.
4. EC/KBC - Fixed issue: PC auto boot fail after EC FW rewritting when PD adapter plug in 2nd port. 

Version 1.80 - 2/19/2018

1. Support new HD Panel for UR20.
2. Improved the system security. (INTEL-SA-00191）
3. Change some messages for new company name.
4. Updated thermal table to control fan speed.

Version 1.60 - 7/02/2018

1. Improved BIOS update function.
2. Supported Windows10 RS4.
3. Improved PCIe SSD control.

Version 1.50 & EC/KBC 1.20 - 3/11/2018

1. Improved: Enhanced security
2. Implemented BIOS workaround for the issue that prevents LCD from being turned on after S3 resume
3. Microcode Update
4. EC/KBC - Improve power consumption control function 
5. EC/KBC - Add countermeasure for battery capacity notification control