it's a thunderbolt adapter, that won't play nice with DeX

you need just a usb-c 3.1 adapter

https://www.amazon.com/UGREEN-Charging-Adapter-Station-MacBook/dp/B07RW343WG/ref=sr_1_4?keywords=ugreen+6-1&qid=1637961173&qsid=132-6026723-0250559&sr=8-4&sres=B07RV1ZCWJ%2CB07RW343WG%2CB07L6VB7JL%2CB00NUWGSV0%2CB081JDWG89%2CB07PP2RB25%2CB01N6GD9JO%2CB07PLYZ7J3%2CB00B2HOJK2%2CB07VL3SG3T%2CB077Z2LCG8%2CB011BIWB1U%2CB07VJNQT6F%2CB093BKWH9N%2CB081SGN38S%2CB07Q48PGN3&srpt=MULTIPORT_HUB

we've reviewed these here, and it's in my EDC bag