This video shows a few ways to import and export KNIME workflows or workflow groups from within the KNIME Analytics Platform to either a .knwf/.knar file or to a KNIME Server.
How to install KNIME on Windows • Video
How to install KNIME on Linux • Video
The KNIME Welcome page • Welcome Page in KNIME Analytics Platform
"Customize KNIME Analytics Platform" • Customize KNIME Analytics Platform
Next: "Workflows and Workflow Groups" • Creating New Workflows and Workflow Groups