Add the #DF24 Developer Keynote to your agenda. Join us in-person on 9/18 at 2:30 p.m. PT or on Salesforce+ at 5 p.m. PT for the must-see session built just for developers.

Messaging for Web Reference

This reference guide contains information about all the Messaging for Web APIs in JavaScript and about Lightning Web Components (LWC). To ensure that Messaging for Web works optimally, always republish your deployment after testing newly added features and bug fixes. To learn more about publishing a deployment, see Configure a Messaging for Web Deployment in Salesforce Help.