CRM, Dynamics 365 Field Services, Microsoft CRM Dynamics, Microsoft Dynamics CRM

Not able to connect to D365 Tenant from Plugin registration tool

I recently created a new D365 CE Trial instance and was able to work with it.

However, when I tried connecting to it using Plugin registration tool, it failed to connect, giving an Authentication error(401).

Seems like there has been a recent change how Microsoft allows users to connect the CRM org.

Microsoft will support only TSL 1.2 or above going forward. So in case, you try connecting to your newly created org using an older version, you will get authentication issue.

Download the latest SDK tools using from the following link and try connecting again:



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