Amazon.com: Mini DisplayPort to HDMI Adapter for Lenovo ThinkPad X1 Carbon 2nd Generation MiniDP to HDMI Adapter Compatible with MacBook Air/Pro Microsoft Surface Pro/Dock Projector and More 2-Pack : Electronics
Is your ThinkPad's USB-C port not working? Upgrade its firmware. - CNET
X1-Carbon-Gen-7-HDMI-not-Working-0x227-SDK-NO-DRIVER -Thunderbolt-TM-UWD-software-is-not-installed - English Community - LENOVO COMMUNITY
A Year with the Lenovo ThinkPad X1 Carbon Gen 7 | larsklint.com
Lenovo ThinkPad X1 Carbon Gen 10 review: A fast-but-flawed version of a great laptop | Ars Technica