ZKTeco – WL20 – How-To connect to Wi-Fi.
On the Home screen, select the Menu (M/OK)
It will then ask for admin verification. Start typing the User ID – 999999
and then Press M/OK
It will then ask for Password, type 1435 and Press M/OK.
Select System and Press M/OK.
Select Ethernet and Press M/OK.
Select Wi-Fi Settings.
Select the network you want to connect to and Press M/OK.
Insert the password and Press M/OK.