Wound or scar behaves differently in different skin types.
There are ways to minimise the scar formation in initial 6-12 months.
Matured scars need different managment
Next Steps
you should see plastic surgeon for proper advise according to your skin and scar.
Health Tips
use of silicon gel sheets, contract tube X gel and massage usually helps.
but u should get examined be4 u start.
Dr Ankit Gupta