Currently, Summer’19release is available under the pre-release program.On the 3rd and 4th of May, Sandboxes will be upgraded; as a result, your organization will get the look and feel ofSummer’19 release. In this release, you will find lots of new features, as well as, new enhancements related to Lightning Experience, Lightning Flow, Lightning Web Component, Apex, Communities, and APIs.
Currently, Winter’19release is available under the pre-release program.On the 7th and 8th of September, Sandboxes will be upgraded; as a result, your organization will get the look and feel ofWinter’19 release. In this release, you will find lots of new features, as well as, new enhancements related to Lightning Experience, Flow, Apex, and Communities.
Move Actions and Buttons Easily When Transitioning to Lightning Experience (Beta): – Don’t have time to move all your Salesforce Classic actions and buttons into Lightning Experience? The latest Lightning Experience Configuration Converter feature does just that in a simple, easy to understand wizard. Select the objects and page layouts to work on, and Salesforce does the heavy moving. The Lightning Experience Configuration Converter (is a standalone tool that lives outside of Salesforce), which was made generally available during Summer ‘18, has been enhanced. Easily move custom, standard, and global actions from the Quick Actions in the Salesforce Classic Publisher section of a page layout to the Salesforce Mobile and Lightning Experience Actions section. Also included the right mobile actions and move custom and standard buttons along the way.
Schedule Event Series (Beta): –Now onwards your reps can schedule daily, weekly, monthly, or other repeating events from Lightning Experience and the Salesforce app.
Reference – Salesforce release notes
Edit Joined Reports with Lightning Report Builder (Beta): – Joined reports are perfect for analyzing Salesforce data across multiple report types (like Opportunities with Products joined to Cases with Assets) or getting multiple, simultaneous views of an object (like Closed Won Opportunities alongside Closed Lost Opportunities). Now your reps an edit joined reports with the Lightning report builder and with more run page functionality including filtering and sorting.
Enable Access to Metadata Without Enabling Access to Data, Too (Beta): – If a user requires access to metadata but not to data, enable the new Modify Metadata permission to give the access the user needs without providing access to org data. Users can create, edit, and delete org metadata but not org data. Users must have appropriate access rights to the metadata they’re trying to modify. Modify Metadata is enabled automatically when the Deploy Change Sets permission is selected.