How to connect to antpool?
I made a good tutorial on how to setup the antminer or any bitcoin miner to antpool using the gui. Here is the link to the video:  Hopefully   it helps!

How to setup Antminer S9, or any antminers GUI to Antpool set mining pools in under 8 minutes for 2018!

https://youtu.be/o8op00b7_RM