To create and link cell tower you firstly need to connect your wallet.
On the Cell towers
page you can see Add cell tower
button.
You can click on this button and see new cell tower creation form.
You can use your own address our generate new one by pressing Generate key pair
.
After generation you can see that Cell tower address
is filled and there is a private phrase for the wallet itself.
By clicking on Create cell tower
button you will be promoted to sign the transaction. After successful creation you can see alert about it and new cell tower in the table.
You can click on the entity address and you will be moved to the map to see its precise location.
You can click on this tower and see that certificate is not found because it is not issued.