Immediately after hitting 80% LTV, my mortgage lender won’t clean out PMI. People recourse?

Immediately after hitting 80% LTV, my mortgage lender won’t clean out PMI. People recourse? I just refinanced my domestic. During the time based on the assessment vs. amortization I came across I’d be caught that have PMI (personal financial insurance rates) for around 9 weeks. I have repaid more to the financial each month and…