Lenovo ThinkPad X13 Gen 4 (AMD)
Laptops · Lenovo
Latest Firmware
Version 1.40
Released
20.4 MB
Update track record
- releases tracked since 2026
- 3
- typical gap between releases
- ~2 months
- since the latest release
- 26 days
- security-related releases · latest 2026-05-11
- 2
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Firmware History
1.40
LatestDownload from Lenovo (opens in new tab)UEFI: 1.40 / ECP: 1.36 - [Important] Version 04.46.001 code of FIT's InROM diagnostics. - (Fix) Fixed an issue where DASH CLI Conmmand box show ' Error: Connecting Failed: Operation timeout reached ' after run some commands in DSAH CLI tool. - (Fix) Fixed an issue where OA3 maker would disappear after BIOS updating via the Lenovo cloud. - (Fix) Fixed an issue causing intermittent fan spin while the system is in sleep mode.
1.39
Security
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.