Xiaomi India — I'm complaining about my phone which is not working after update.

Address:

Makanpur, Indirapuram

1.5 years ago i bought xiaomi 10i which is running smoothly than recently I update my phone to miui13 version. After update my phone getting heat camera, flash, face lock and many more features which is not working. I decided to call mi customer care, they said please visit our service centre they will help you. After reached they say that you have to pay charge for this. My concern is why would I pay for xiaomi mistakes.