How to reconnect your Android tablet to WiFi
From the home screen, drag down from the top edge of the screen to open the notification page.
Tap the ‘gear’ icon in the top right corner of the screen. This will open the settings menu.
Tap ‘Connections’, this is commonly the top most option.
If the ‘Wi-Fi’ is off (Grey) tap the toggle button to turn it on
Tap on the ‘Wi-Fi’ option to open the list of available networks.
You should see a list of nearby Wi-Fi networks, if you cannot see yours please refer to you internet service provider for further help.
Tap on the Wi-Fi connection you would like to use.
You will be prompted to enter the password. This can sometimes be found on your wireless router.
Once you have entered the password, tap ‘Connect’
You will be taken back to the list of wireless networks, the one you just connected should say ‘connected’ under the name.