Log in to your FASTag issuer’s website or mobile app
Select the FASTag recharge or top-up option
Enter your vehicle number or FASTag ID
Choose the recharge amount
Select a payment method such as UPI, debit card, credit card, or net banking
Complete the payment
Check the updated FASTag balance in the app or account
Recharge through the issuer’s customer portal if available
Use UPI apps or bank apps linked to your FASTag if supported
Ensure your FASTag is active before recharging