How to fix credit score with collections?

Collections are a type of account delinquency. Creditors report the non-payment of bills for several months. Lenders usually don’t report late payments until the bill is 30 days past the due date, but you are charged a late fee. 

Collections on your credit report mean that you will have a hard time getting approval for new credit. Collections debt is worrisome because, like bankruptcies, this information can stay on your credit report for almost seven years after you have paid it off.

1. Collection payments may or may not affect your credit score. This is because older FICO® and VantageScore® model versions still look at collections as a potential risk factor. 
2. The newer credit scoring models ignore collection accounts with $0 balance. To see if your credit score will increase or not, contact the lending agency in question. You could also try getting them to remove the charge from your report for a fee after you pay the full balance. 

Apart from these, you can continue to follow good credit behavior, including paying bills on time, maintaining low credit balances, and diversifying your credit accounts.