Is your ThinkPad’s USB-C port not working? Upgrade its firmware.

Lenovo confirmed that a flawed August 2019 firmware update caused USB-C issues on many 2017–2019 ThinkPad models.

The bug can disable USB-C, Thunderbolt, charging, and docking, disrupting everyday laptop use.

Lenovo is advising affected owners to install the latest drivers and firmware immediately.