Auto Renew feature saves your time and ensures continual usage of your active services.
To turn ON the automatic billing for your Hosting Account, Domain, or any other product at Hostinger, you need to add a payment method first. Payment method will also be added automatically after successful payment.
Once the payment is made, go to the Members Area and click on the Billing menu at the very top of the Members Area page. Locate the Auto Renew section and click on the red bar which says OFF:
It will make your auto-renewal to be turned on. After this, you will see a bar that says ON within your Auto Renew section.