On the Bentley Events and Webinars page https://www.bentley.com/en/global-events/events-overview you can find many upcoming live sessions and on-demand webinars and trainings. Below is a list of recent on-demand events in English. For other languages, please visit the events overview.
On the LEARNserver, several on-demand learning paths are available. The Learning path link for PLAXIS Special Interest Group videos can be found here: https://learn.bentley.com/app/Public/ViewLearningPathDetails?lpId=113626. * This requires a Bentley account to sign in.