Learning Plan mostly using Esri Australia https://esriaustralia.com.au/migrating-work-from-arcmap
https://learn.arcgis.com/en/projects/migrate-from-arcmap-to-arcgis-pro/
https://pro.arcgis.com/en/pro-app/latest/get-started/migrate-content-to-arcgis-pro.htm
https://pro.arcgis.com/en/pro-app/latest/get-started/symbolize-your-data.htm
https://pro.arcgis.com/en/pro-app/latest/get-started/label-your-map.htm
https://esriaustralia.com.au/add-existing-work-to-arcgis-pro
https://pro.arcgis.com/en/pro-app/latest/get-started/add-data-to-your-project.htm
https://pro.arcgis.com/en/pro-app/latest/get-started/arcmap-frequently-asked-questions.htm