By default, the value of primary SIP address for Skype for Business is the Office 365 UPN. As long as the computer of end user is domain connected, the user principal name should be lived automatically.ġ. When you will create primary email id in case of new profile, Outlook app will add UPN on its own.Ģ. You will be able to successfully enter into your Office 365 tenant, just after mentioning the UPN value.ġ. To troubleshoot the problem, you have to mention the UPN address instead of primary one. Now Microsoft Office 365 displays a message notifying that ‘ the service cannot recognize user ID or password.’ģ. Here, you have to mention the primary address in respective column and click on Next button.Ģ. After modifying the domain name, assume that you have to sign-in into your Office 365 tenant.
Let’s see what happens when UPN does not match your primary SMTP address in this case!ġ. It also enables customers to use Office 365 documents that are saved on OneDrive for business or SharePoint Online. This Office 365 service is a subscription-based plan that requires its clients to render their sign-in procedure for activating Microsoft Office suite. Now its time to observe that what happens when admin changes the domain name? What all issues are faced by users at that time? Signin And Activation of Office 365 ProPlus Note – Before reading these cases, predict that the UPN value is primary address. But, user principal name gets changed when end user changes the domain name to At this stage, the latest new domain name is new UPN value.
Assume that the primary address of an Office 365 user is and initially this address is default UPN value. Here, you going to address real outcomes of changing domains.
This post is going to give description on background effect, after changing UPNs in Office 365 and the reason that ‘why your UPN should match your primary SMTP address?’ We are going to explain the entire concept of user principal name with Skype for Business Online, Office 365 ProPlus, ActiveSync, and Mobile Apps. However, there exists some modifications that are necessarily required and, will make Microsoft customer lives more easier than ever. The approach to minimize changes in the environment was common among admins during Office 365 deployments. This discussion procedure ranges from “ what is user principal name” to the “boundary of business apps that uses UPN for sign-in”. The discussion of changing UPNs has been between consultants and clients since long days of Microsoft Office 365.