Why can't I connect to my WiFi AP?

Dynalink Box support Wi-Fi 802.11ac (2.4 GHz / 5 GHz), if you can't connect WiFi AP. Please follow the below steps.

1. Double check your WiFi password is correct.
2. Restart the Dynalink Box and your WiFi AP and try again.
3. Make sure another device can connect the WIFI AP. (Ex. cell phone.)
4. If it doesn't work after step 1/2/3. Please try to factory reset (The path: "Setting"->"Device preference"->"About"->"Factory reset")
5. Contact customer service if step 1/2/3/4 can't fix the issue. Please provide info:
6. Which encryption you use? (Ex. WPA2 / Open)
7. Which band you use? (Ex. 5G/2,4G)
8. What you saw in WiFi list of Box.