Can you list out how you have all your cables connected? The USB-C cables at the bottom need to be display and data capable and plugged into a port capable of displaying through USB-C.
Here is a post with more information & a helpful graphic:
Can you list out how you have all your cables connected? The USB-C cables at the bottom need to be display and data capable and plugged into a port capable of displaying through USB-C.
Here is a post with more information & a helpful graphic: