The product group released the April 2026 Cumulative Update for SharePoint Workflow Manager.
This CU consists of a fix for SharePoint Workflow Manager and the SharePoint Workflow Manager client components which need to match SharePoint Workflow Manager.
The KB article for April 2026 CU will be available at the following location in a couple of hours:
- KB 5002844 – April 2026 Update for SharePoint Workflow Manager
The download for April 2026 CU is available through the following link:
- Download April 2026 Update for SharePoint Workflow Manager
- Download SharePoint Workflow Manager Client version 16.0.19725.20210
This CU requires SharePoint Workflow Manager Client version 16.0.19725.20210 to be installed
- on all servers in the Workflow Manager farm AND
- on all servers in the SharePoint Server farm
For detailed download and installation instructions see the KB article above.

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I believe this should be omitted: “This is the same SPWFM client version that was shipped with the November 2025 CU. If version 16.0.19127.20336 is already installed from the November CU, there is no need to reinstall or update SPWFM client with this CU.”
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Hi Viktoriia,
thanks a lot for the hint!
Indeed a copy&paste error. 🙂
Cheers,
Stefan
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The client download doesn’t have client in the .msi name, like past downloads. Is this really the client installer?
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Hi Marlene,
yes it is the correct installer even if the name is different this time.
Cheers,
Stefan