Salesforce rapidly enhanced Flow’s functionality and encouraged all its customers to move from Process Builder and Workflow Rules.
Salesforce plans to retire Process Builder and Workflow Rules sometime. Salesforce rapidly enhanced Flow’s functionality and encouraged all its customers to move from Process Builder and Workflow Rules. Even the advice on which automation tool to use has an updated message written by Salesforce Help or Trailhead; the message reads as:

“For all behind-the-scenes automation needs, we recommend using Flow Builder.” Trailhead: Choose the Right Automation Tool


Process Builder & Workflow Rules Retirement Timeline

During Dreamforce ‘21, Patrick Stokes, the Product Manager responsible for retiring Process Builder and Workflow Rules, explained that an end-of-life council would govern a formal end-of-life roadmap.

Do not panic! The retirement process is challenging; it is planned in different phases over the years, not months. It is a gradual process that helps all its customers accommodate the new tools and get accustomed to updated features.