Review . DICONNECTING service after bill paid 2mths in ADVANCE!!!

It the worst service. Taking ppls money disconnecting for mths not reach the world yet even though paid advance !!!!I paid my bill at cornwall comm GOT A RECEIPT SAY NEXT BILL DUE APRIL 2020. WENT AHEAD FURTHER AND PAY APRIL BILL March 18, 2020 ONLY TO SEE "NO PURCHASE THE PROGRAM" It a regular practice. YOUR SERVICE IS HORRIBLE.