To enable payment gateway, you need to have the KYC done and getting your website live.
In this section:
Completing the KYC
Taking the website live
COMPLETING THE KYC
Go to More section from the main screen
Go to Payment Gateway Settings
Click on Cards/ Netbanking/ Wallets/ UPI
Fill in your Personal details, Business profile and Bank details
Click on the ENABLE button at the end of the form
KYC form will open up wherein you'll be required to upload your GST document (if your business is registered), Shop establishment document (if your business is not registered), PAN card
After filling the form, login to your Razorpay dashboard
Go to My Account at the bottom left of the screen
Update all other details necessary for completing KYC such as address proof, details about your business model and the products/services for which you need the payment gateway
WEBSITE REQUIREMENTS
List a minimum 5 products
Pricing of the products
Connect a domain name
Publish the catalogs on the homepage
Add Terms and conditions, shipping policy, return and refund policy and Privacy policy pages
Add Contact us and About us pages
Note: This is a basic checklist for getting the payment gateway activated, however, Razorpay might ask for some documents for further clarification through an email. Please keep an eye on your inbox for any such emails from the Razorpay team.