How to change Android device's Wi-fi connection

Open the device

Press small back -button on left lower corner of the screen

Now you can move to settings screen.

Next, press volume down -button on the left side of the device

Volume slider appears on right side of screen. Press settings button (circled in red)

Please note! Slider shows up only for 3 seconds!

Now you can change the device settings.

Press arrow on left upper side of screen.

Press Network & Internet

Press Wlan

Please note, check on/off toggle on right side, toggle should appear blue as in picture.

Choose the wanted Wi-fi network you would like to use. Depending on the network you may be required to input a Wi-Fi password on the device.

After this, please reboot the device!