Unfortunately the SG300 series does not support VTP. If you are interested in adding vlans, you would have to do it manually. Under 'Vlan Management' you will find all the options to create assign and control vlans. Just remember you will have to have all vlans on a trunk port that links between switches.
Sx550X, Sx350X, Sx250: PSE will Supply Power to Catalyst PSE Ports
May 31, 2016
June 5, 2017
Configure Remote Network Monitoring (RMON) Events Control Settings on a Switch through the Command Line Interface (CLI)
Remote Network Monitoring (RMON) was developed by the Internet Engineering Task Force (IETF) to support...