Lenovo ThinkPad X270 BIOS Update Utility 1.09 - Description

Changes:

- [Important] Update includes a security fix.

- (Note) If the UEFI BIOS has been updated to version 1.09 or higher, it is no longer able to roll back to the version before 1.08 for security improvement.

- (New)Support CONFIG_LENOVO_CUSTOM_CTDP_KBL_TABLES_NO_CTDP_UP table to support no cTDP up support CPU.

- (New)FPR: Update the Synaptics Metallica driver to 5.02.3506.26

- (New)SGX: Apply Phoenix fix for reboot issue.

- (New)Enhanced UEFI Variable access condition.

- (New)Changed trigger condition to enter Intelligent Cooling STP.

- (New)Updated RTK USB LAN OPROM.

- (New)Avoid PCI Resource shortage by making Total Graphics Memory 512MB and TBT3 exclusive.

- (New)Display PCI LAN device /w component name in Boot Menu.

- (New)Clear communication buffer in memory after it is used.

- (New)Replace the rest of OPTION_LENOVO_SUPPORT_IVB_ULV with OPTION_LENOVO_SUPPORT_CTDP.

- (New)Restore to 1052 due to 1078 has unexpected behavior.

- (New)Change timing of resource variable update to timing after MaxTolud adjustment.

- (New)Remove W/A since the detection problem in S3 resume.

- (New)Update 0x55AA function.

- (New)Include Project.h.

- (New)Phoenix P.U.R.E support SGX: Apply Phoenix fix for reboot issue.

- (New)Add Power Limit by MSR PL1 for DC mode. ASL code detects AC adapter attaching status and update MSR PL1 at OS _INI, _WAK, Qxx AC attach/detach event.

- (New)Added W/A of long duration after Legacy PXE using Realtek OPROM.

- (New)Add W/A for the issue not to assert PCIE Hot plug event.(@LNV_FIX)

- (New)SGX: Add logic for clearing SWControlled-Enabled Status.

- (New)Add W/A for the detection fail problem. (@@WA_KENJI)

- (New)USB3 device not recognized when hot attached dock to system.

- (New)Add PD reset function and Thunderbolt Force Power On function in SCRQ ASL method.

- (Fix)Fix Yoda SKL Annoying Noise issue

- (Fix)Fixed ASF_RMCP capabilities

- (Fix)Fixed that SVP verification failed after ReadyBoost.

- (Fix)TCG: Fixed BSOD after hybrid shutdown when TPM 1.2 was Inactive.

- (Fix)Fix MaxSampleRate and MaxResolution parameter usage.

- (Fix)TCG: Fixed to disable TPM options in BIOS setup on TPM disabled model.

- (Fix)TCG: Changed to allow TPM switching in MFG mode regardless of owner state.

- (Fix)Fix to restore Secure Boot keys as factory default for planar re-use at MFG.

- (Fix)TCG: Fixed POST hang after load-default in BIOS setup.

- (Fix)Fix to restore Secure Boot keys as factory default for planar re-use at MFG.

- (Fix)Fixed password retry count in setup.

- (Fix)Fixed to keep compatibility of the size of ME_SETUP_STORAGE with the old BIOS version.

- (Fix)Fix BIOS POST hang with Lenovo logo with TypeC docking.

- (Fix)Fix SKL MSR PL1 to 15W.

About BIOS Update Utility:

Applying a new BIOS version can bring various fixes, add new features, or improve existing ones; however, this action is very risky and should be carefully carried out in a steady power environment (such as the one ensured by a UPS unit), and only when it is really needed.

Moreover, it is recommended that the BIOS be upgraded by someone who has the ability to use advanced system features. It can also be fulfilled by a regular user as well, but at their own risk.

The Basic Input/Output System (BIOS) is a highly important piece of software that loads the currently installed operating system and tests all hardware components – so make sure you flash it correctly.

When it comes to changing the BIOS version, the update utility searches for a compatible package in any given location or on the web and, if found, it will automatically install the desired build, if and when your approval is given.

Do take into account that failing to perform the installation could seriously damage your system, and the faulty BIOS might even render it unusable.

Therefore, if you intend to upgrade your BIOS, hit the download button, get and install the package, and run the utility to check if a newer version is available. Don’t forget to check with our website as often as possible to be up to date with the latest releases.