Turn On Lightning Experience (Critical Update)
Where: This change applies to Group, Developer, Professional, Enterprise, Performance, and Unlimited editions for orgs that don’t yet have Lightning Experience turned on yet.
When: This update starts appearing under Critical Updates on January 28, 2019. The update begins auto-activating within 72 hours of January 7, 2020.
Who: All users with the Lightning Experience User permission enabled are affected by this critical update. This includes all users with standard profiles and users with custom profiles or permission sets that have the Lightning Experience User permission enabled by an admin. In Salesforce Classic, users see two options to switch to Lightning Experience: a link to switch to Lightning Experience appears in the header and in the user profile menu.
To encourage everyone to work in Lightning Experience, users working in Salesforce Classic are switched to Lightning Experience on a weekly basis. Users can switch between Salesforce Classic and Lightning Experience from the user profile menu.
How: From Setup, enter Critical Updates in the Quick Find box and then select Critical Updates. For Turn on Lightning Experience, click Review. When you’re ready to turn on Lightning Experience, you can Activate the update either in Critical Updates or Lightning Experience in setup.
- Learn more about this critical update in the Turn on Lightning Experience (Critical Update) FAQ Knowledge article.
- Read through the recommended transition tools that automate and speed up the process in the Journey to Lightning Experience Learning Map.
- Check out the Lightning Now Trailblazer Community to get answers from Lightning Experience experts and to collaborate with the Salesforce Ohana.