Contact product support for technical issues or questions about how to use the product.
You have to be an Office 365 administrator to contact technical support. If you aren’t an administrator, contact your local administrator.
Web support: Sign in to your work or school account and then download this guide to learn how to submit a web ticket.
Phone: 1-800-865-9408 in North America or find the number for your country/region.
Microsoft Dynamics CRM Volume Licensing
Microsoft Dynamics CRM sold through Microsoft Dynamics
Dynamics CRM 2013
Dynamics CRM 2015
Dynamics CRM 2016
Dynamics CRM Online
Billing and subscription support
Troubleshoot sign-in problems
TechNet: Check the status of your CRM Online and Office 365 services
Office 365 Troubleshooter