Trouble description: Purifier operating water flow low I have doubt in the flow of closing water. I feel it

Trouble description: Purifier operating water flow low

I have doubt in the flow of closing water. I feel it is low.

First image is of closing water which is ok I feel.

Second image is of opening water which i feel is less

Present status: Bowl not closing

https://drive.google.com/file/d/1vRB69fBm3GNxofkDG8O5yWwjn9PErgVX/view?usp=drivesdk