To able to share Wifi you need to have a good connection from your computer or devices.
If your network connections are not in the search results, that means the good connections are not 121Gnet users.
What you need to do.
1-Go to the Guest Users Page and find the language invite for you.
2 -Download the invite infographic & write your username on the page example:
Tick Guest User @Username:AmyGuestUser
Then add the networks with good signals that you like to use.
Photocopy few copies of the Invite template & place into your next door neighbors letterbox or front door.
When they sign up to be a user on 121Gnet
They will send you a message from 121Gnet to share the Wifi connection.