You can register to attend a webinar live - this will generate an email with a link that you click on at the appointed time to attend the webinar. If you are unable to attend live, don't worry - the Library will also be recording the webinars so you will be able to view it at a time convenient to you simply by selecting the recorded webinar of your choice.
Currently the library has listed two upcoming webinars :
Using the NSW State Archives website
Date: Wednesday, 29 Mar 2017 10am - 11am
Tracing NSW Convicts
Date: Wednesday, 31 May 2017 10am - 11am