If you need to add the MAC-Address to your router manually you can read here where you can find the MAC-Address of your viewneo Signage Stick .
1. Connect a USB Mouse to your viewneo Signage Stick.
2. Afterwards you make a right-click with your mouse and confirm the pop-up with "Yes"
3. Then open the settings by clicking the icon on the desktop.
4. Now choose WIFI on the left and click the button with the three little dots at the upper right corner.
5. A drop-down menu will show up. Choose "Advanced" here.
6. In the menu that opens up you can see the MAC-Address of your viewneo Signage Stick now.