Enable EFT Bill Payment on Vendor Records via CSV import

Create a CSV file that contains the following:

Vendor name or Internal ID
EFT Bill Payment set to YES

Run the Import Assistant:

1. Navigate to Setup> Import/Export> Import CSV Records
2. Set Import type to Relationships
3. Set Record type to Vendors
4. Select the CSV file
5. Set Data Handling to Update
6. Map the fields accordingly:

      ***Vendor name = Company Name
      ***EFT Bill Payment = EFT Bill Payment

     7. Give the import map a name and then click on Save and Run

     8. Wait until import completes.