How to set the samping time?

As shown in the following figure’s URL, I don’t know how to set the sampling time that I want.
https://drive.google.com/file/d/1pBlo2jbgQ2E_yv12D-_tfz1SuPqOr5oE/view?usp=sharing

Hello,

The sampling time for Signal Analyzer Online is 24ms and cannot be changed.