1. When a user refers another user with a unique code, and the other user registers with that code. They both get an amount credited to wallets as per the amount decided by Admin.2. Admin can set the amount for a referral from the Admin Panel -> Settings -> General Setting -> Referral Bonus. Marked in Red in below.3. The feature will be turned off when the amount is 0.4. An existing user can share the code like this from the 'Setting' page in app.5. A new user can then use the code to register and both get the bonus.