Nintex for Office 365 Stopped Working on April 2. Here’s What to Do Now.

 

If you woke up on April 2 and your Nintex for Office 365 workflows and forms were not running, you are not alone.



Microsoft retired the SharePoint 2013 workflow engine on April 2, 2026. On the same day, it retired the SharePoint Add-In app model. Both of these were the infrastructure Nintex for Office 365 was built on. When that infrastructure went away, so did Nintex for Office 365.

Nintex flagged this as end of life back in December 2023. Support ended on December 31, 2025. Execution ended on April 2, 2026. There is no patch. There is no recourse. Any approval flow, notification, form, or routing rule that depended on Nintex for Office 365 stopped working that day.

This blog covers what happened, why it caught so many teams off guard, and the three migration paths that actually work.

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