Good evening , irritation and itching around the scrotum can occur due to a number of causes such as allergies, yeast infection or just irritation from your clothes rubbing the area. Do you use a diaper ? A detailed history and picutres can help tailor the treatment.
Next Steps
At the outset, i would suggest keeping the area clean and dry. Wear loose clothes and dont use harsh soaps. Use white clean underwear
Health Tips
If it persists, consult online for a detailed assessment and guidance.