Airtel — Excess charge of setup box

Address:

B-170, Trans Yamuna Colony, Rambagh, Agra

Hello sir,
I was complaint for my Setup box on 22- sep-21 with ref id[protected] and it has also been resolved on the same date but service engineer has charge Rs.150 from me while my setup box is in warranty and I was also receive messages that -
"Hi, service request for your Airtel DigitalTV ID [protected] towards STB issues is 51944523. The engineer visit for you is free of cost."
Now I have again complaint for stb overcharge with T52051591 on Airtel company but it is still not resolved.
Can you please check and confirm when my issue will resolved.