USB-C device won't output to a USB-C monitor

Not all DisplayPort Alt Modes are created equally

USB-C device won't output to a USB-C monitor
Cable mess ©Alessio CC BY 2.0 Last holiday I helped my sister find a new setup for her home office. I wanted her setup to be as simple as possible, while still being reasonably priced. The choice fell on the Lenovo 13S-IWL laptop and Dell U2719DC monitor. Both the monitor and laptop support USB Type-C (USB-C) DisplayPort (DP) Alternate Mode (Alt Mode) which allows for output/input of a DP signal over USB-C. [Read More]