Use the BR() Function in Flows and Processes Correctly (Critical Update)
Where: This change applies to Lightning Experience and Salesforce Classic in Essentials, Professional, Enterprise, Performance, Unlimited, and Developer editions.
How: From Setup, enter Critical Updates in the Quick Find box. Then select Critical Updates. For Use the BR() Function in Flows and Processes, click Acknowledge.
If you’ve hard-coded _BR_ENCODED_ as a literal value, this update causes the flow or process to behave differently.