This Exampe Demonstrates how to remame file using current date as part of file name

Download and install Advanced ETL Processor
https://www.etl-tools.com/advanced-etl-processor-enterprise/overview.html

Create a new package and open .wfp file

Questions?
Ask them here
https://www.etl-tools.com/support/support-forum.html

https://www.etl-tools.com