MTN is a **** . They rob customers

I was having a 36 months contract with MTN and my contract was suppose to end by April 2026 ,since I started paying from May 2023 but to my surprise I received a bill for May 2026 meaning I’m gonna pay for 36 months . My account is now devided into two accounts which I don’t understand as well since it’s used to be 1 account debiting . MTN is. Scan