To configure the GST portal for e-filing returns:
Step 1:Log in to your GST portal with the correct username and password.
Step 2:Go to the View Profile option and select Manage API Access.
Step 3:Set the duration for 30 days and confirm the settings. Check your registered mobile number and email ID.
Step 4:In BUSY, open the required company, go to Administration, select Configuration, and choose Features/Options.
Step 5:In the GST/VAT option, find the GST portal username field, enter your portal username, and save the configuration.
Step 6:Now, you can file GSTR1 return seamlessly.