1. Click www.gst.gov.in and Click Login
2. Enter Login id and Password
3. Click Return Dashboard
4. Return filing period, click search then click prepare online button
5. Click yes button then click next
6. Preview and submit GSTR-3B
7. Click Confirm and submit
8. Click tick, select name then press fill GSTR-B with EVC Button
9. Enter OTP and click Verify Button
10. It show filing successfully, now click ok