Lenovo ThinkPad T16 Gen 4 (Intel)
Laptops · Lenovo
Latest Firmware
Version 1.18
Released
39.9 MB
Update track record
- releases tracked since 2025
- 5
- typical gap between releases
- ~2 months
- since the latest release
- 43 days
- security-related releases · latest 2026-08-03
- 2
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Firmware History
1.18
LatestSecurityUEFI: 1.18 / ECP: 1.13 / MEFW: 18.1.21.2911 / PDFW: 1.12 - [Important] Updated the CPU microcode. - [Important] Enhancement to address security vulnerability, CVE-2025-35973, CVE-2026-20760. - (New) Supported audible cues for accessibility feature. - (New) Updated the Diagnostics module to version 04.47.000. - (Fix) Fixed an issue where beep sound occur during BIOS update.
CVE-2025-35973 (opens in new tab)CVE-2026-20760 (opens in new tab)
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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.