Laptop firmware updates cover the BIOS/UEFI, embedded controller, and sometimes trackpad or display controllers. These updates improve battery life, fix thermal throttling, patch security vulnerabilities, and can resolve issues with sleep/wake cycles. Back up important data before updating and keep your laptop plugged in during the process.
1.37
UEFI: 1.37 / ECP: 1.22
- Updated the Version 04.45.001 code of FIT's InROM diagnostics.
- Updated the Flash driver 20260330.
UEFI: 1.36 / ECP: 1.22
-(New) Add Microsoft Option ROM UEFI CA 2023.
(Note) DB is not updated automatically. It is required to perform “Restore Factory Keys” in Secure Boot menu in ThinkPad Setup.
BitLocker Encryption must be suspended/disabled before performing “Restore Factory Keys”
(Note) Certificate “Microsoft Option ROM UEFI CA 2023” is added to DB only when “Allow Microsoft 3rd Party UEFI CA” is set to On.
UEFI: 1.18 / ECP: 1.11
- (New) Updated Realtek UNDI driver to ver 2.043.
- (Fix) Fixed backup processing fail issue in some configuration.
UEFI: 1.16 / ECP: 1.11
- [Important] Withdrawn due to failed POST after update in some configuration.
- [Important] Enhancement to address security vulnerability, CVE-2023-5058.
- (New) Updated Version 04.32.000 code of FIT's InROM diagnostics.
- (New) Updated OneKeyLabel v7.0.EL.4.
- (New) Added Charge In Battery Mode into WMI.
- (Fix) Fixed USB 3.0 Ethernet Adaptor disconnection issue.
UEFI: 1.14 / ECP: 1.11
- [Important] Withdrawn due to failed POST after update in some configuration.
- [Important] Enhancement to address security vulnerability, CVE-2022-38578
CVE-2022-40982.
- (New) Changed to permit fan rotation after fan error happen.
- (New) Changed fan error is not displayed.
- (New) Updated Version 04.30.000 code of FIT's InROM diagnostics.
- (New) Added Cool & Quiet On Lap option.
- (Fix) Fixed "7" key can't be entered in Bitlocker PIN input screen.
UEFI: 1.12 / ECP: 1.09
- (Fix) Fixed reset loop when ME capsule update failure.
UEFI: 1.11 / ECP: 1.08
- [Important] Enhancement to address security vulnerability, CVE-2022-0778.
- (New) Support Support 4K length keys for BIOS Certificate.
- (New) Updated Version 04.30.000 code of FIT's InROM diagnostics.
UEFI: 1.10 / ECP: 1.08
- (New) Support the cBMR.
- (New) Update Synaptics trackpoint fmp driver.
- (New) Updated I225 UEFI driver to v0.10.5
UEFI: 1.09 / ECP: 1.07
- (Fix) Fixed an issue that Home Key is responded by moving Trackpoint during UEFI Diagnostic Keyboard Test.
UEFI: 1.07 / ECP: 1.05
- (New) Initial release for ThinkPad L14 Gen 4 (Type 21H1, 21H2)
ThinkPad L14 Gen 4 LTE (Type 21H1, 21H2)
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