Please follow the steps to upload deliverable Pincode

Open Back office.

Click on setting ->open E-COM settings.

Click on Download CSV.

Open downloaded CSV file.

Here you can add delivery changes in RS or in %.

For RS used FIXED, and for % use PERCENT.
Enter Pincode-wise charges and save them.

Now Click on upload CSV.-> select file location & open it.

Now Click on update & save it