[Resolved]  Idea Cellular — regarding internet prorated over usage charge

I used idea post paid plan of 399 last 8 month now i migrate in pre paid in idea so i have charge 278 for internet prorated over usage. Idea totally cheat people when we active plan then not tell about plan condition even when we change then also not give information about charge.
We know when generate bill amount. It's totally wrong with customer.
It's my number communicate with me
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