Respected sir regards
First and foremost thing for ur condition is, u can insert medial arch support in ur footwears which will help you to get rid of this pain. additionally it will help to reduce excess weight distribution on ur medial arches, after this u can start with strengthening exercises for the foot and sole muscles.
Next Steps
use comfortble insoles in the footwears.
Health Tips
consult with physiotherapist near by u for further management