If you are using your smart phone for tethering or hotspot, please read here on how to turn on the wifi hotspot at your smart phone --> https://www.google.com/search?q=how+to+turn+on+wifi+hotspot&ie=utf-8&oe=utf-8.
Once the Wifi network is available, perform the below steps:
Step 1 - Turn On the terminal
Step 2a - At the main menu, tap on Setting --> then, tap on Wifi
Step 3 - Next, tap on Access Point. A list of available network will be displayed. To go back to main menu, press Cancel button.
Step 4 - Select the network you want to connect to. Tap on the network name.
Step 5 - The network name highlighted. Then, press Edit.
Step 6 - Tap on OK. Enter the network password. Then, press "Done".
Step 7 - If all ok, a small yellow box will appear on the right hand side at the network name indicating it is now connecting to that particular Wifi network.
Step 8 - Then, go to the main menu.
Step 9 - On the top of the screen, an indicator "W" will appear.
Step 10 - The terminal will also start to connect with an indicator ST00.
Step 11 - If connection is successful, the ST80 indicator will disappear and the "W" will stop blinking.
If the ST00 and W indicator still appear, it means the terminal is not connecting. Please check your Wifi connectivity setup or password and also ensure that the Wifi network is available.
Note: The wifi indicator "W" and connection indicator "ST:01" will be blinking when there is no connection. However, the terminal can still be used even when offline.