How to set normalization and scaling

hello, in my dataset i have a feature called destination port, here i see it was set to settiongs below:
Dst_Port:
options:
Normalization: false
Scaling: 1

i would like to know why these have been set as see above and how to change them if i need to
thank you

Normalization and scaling can be set in DATA tab, select the an numeric feature’s column and the options will appera on the right side of the screen