Lenovo ThinkPad Z13 Gen 2
Laptops · Lenovo
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Latest Firmware
Version 1.39
Released
17.9 MB
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Firmware History
1.39
UEFI: 1.39 / ECP: 1.18 - [Important] Enhancement to address security vulnerability, CVE-2025-54502. - [Important] Enhancement to address security vulnerability, CVE-2021-46747, CVE-2023-31316, CVE-2025-48516, CVE-2023-20539, CVE-2024-36315, CVE-2026-0438, CVE-2025-0040, CVE-2024-36345, CVE-2024-36343, CVE-2021-26380, CVE-2022-23826. - (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. - (New) Updated Realtek UNDI driver. - (Fix) Fixed an issue where FIDO device setting page might be delayed in ThinkShield Passwordless Power-On Device Manager in BIOS Setup. - (Fix) Fixed an issue where PCIe LAN device name might not be displayed correctly in PXE Boot of Boot Menu.
Download from Lenovo (opens in new tab)1.38
UEFI: 1.38 / ECP: 1.18 - [Important] Enhancement to address security vulnerability, CVE-2026-0940 (Note) If the UEFI BIOS has been updated to version 1.38 or higher from version 1.37 and older, it is no longer able to roll back to the version before 1.38. - (New) Updated UEFI CA for Lenovo Cloud Server. - (New) Updated Pluton Firmware.
Why Keep Your Firmware Updated
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.