Groww supports adding money via UPI (Google Pay, PhonePe, Paytm, etc.). If you're still facing issues, it may be due to one of the following reasons: 1. You're not making payments from your registered bank account 2. You may be entering an incorrect mPIN 3. Your bank may have put daily limits on UPI transactions 4. You may have insufficient balance in your bank account 5. Network failure or bank's system may be down right now If your issue is not listed above, please contact us with a screenshot of the error message and we'll help you out.