This should sync the change to Office 365. As activity occurs in the new location, the new links will start appearing. ... Changing the suffix. We're federated with ADFS, so it doesn't matter what Microsoft ask for right now, but we want to do something to tackle this sooner rather than later. We have now prepared the on-premises AD side of things. When you want to change the user UPN, in certain conditions, this UPN change will not be synchronized to AAD (Office365/Intune/other).. why? There are Windows APIs that lookup user account information. In other words, are you changing the domain name on the on-premise AD or the Domain name associated to an Office 365 instance? Press question mark to learn the rest of the keyboard shortcuts, Users sign in to Azure AD with the value in their userPrincipalName … UPN changes can take several hours to propagate through your environment. In Office 365 cloud environment, you should care about the mismatch of UPN and Email address. A user's UPN (used for signing in) and email address can be different. In my opinion, this feature is for when you absolutely cannot change your UPNs, not when an organization “doesn’t want to” or hasn’t taken the time to investigate dependencies on the current UPNs. I don't think we'll have an issue syncing the UPN changes up to AAD, we've recently been changing admin account UPNs by changing the UPN in the AD account, then letting it sync up, seems to work without issue. If you are using Skype/Lync, what is your SIP address aligned to? This is the script I've used in the past to reset the UPN on O365: After a UPN change, users will need to close and reopen their OneNote notebooks stored in OneDrive. I'll have a look into discovering the number of shared docs to see what level of damage we'd cause. So the first thing you need to do when you migrate to Office 365 is to check that you have a UPN suffix that matches in with the external domain you’ll be using for Office 365. The discussions range from “what is a UPN” to “this line-of-business application uses UPN for login, the application would need to be reinstalled and the vendor is no longer in business”. The sync app (on both Windows and Mac) will automatically switch to sync with the new OneDrive location after a UPN change. Items should sync back up correctly, but keep on the watch. If you get the error message " We're sorry, the user couldn't be edited. In case the UPN change does not get reflected in O365 (happens sometimes), then you can use the cmdlet. In the admin center, go to the Users > Active users page. Step5: Go Back to you on premise AD and change the UPN … 1. Incase it matters, we don't yet have Modern Auth enabled. If it is online, then I can't see a direct impact on CRM customisations that may require a re-deployment. Here are the reasons why: User Confusion. Problem Summary: You want to update the user principal name (UPN) of an on-premises Active Directory Domain Services (AD DS) user account. You can also change the UPN directly in O365, without changing it On-Prem. This will only impact people that save shortcuts. If you use Office 365 MDM, you will most likely need to re-enroll. You can change a UPN by changing the prefix, suffix, or both: Changing the prefix. There is one notable exception, being the SharePoint My Site url that historically contains the UPN. When you create a new meeting room, the UserPrincipalName and mailbox address are the same by default, but they can change if you update email addresses. The UPN address is also present in Microsoft 365 (ex Office 365), where it is assigned by default for any new user.We can check the UPN of an Microsoft 365 user by going in Users > Active users section in Microsoft 365 admin center (Office 365 admin center).. UPNs in Azure/Microsoft 365. If you use Office 365 MDM, you will most likely need to re-enroll. You can also change a user's UPN in the Azure AD admin center by changing their username. We'd take a similar approach to end users. The user will need to re-share the files. This will only impact people that save shortcuts. If the organizational change requires a change of the UPN-name and the user is licensed, you will need to manually give it a push in Azure AD in order for it to change, AAD Connect can not change UPN-names in Azure AD / Office 365 for licensed users. If you still have a conflict, make sure the email you're providing matches the room's UserPrincipalName (UPN) inside of Office 365. After a UPN change, it might take a while for files at the new OneDrive URL to be indexed. The following commands will allow you to rename the UPN without deleting the account from Office 365. All links from OneDrive would also change since they contain UPN of the user. Our UPNs don't match primary SMTP address, and all the Microsoft login pages and client logins ask for an email address, which isn't actually what they want. Bob will also need to log out of the One Drive client on his PC and log in with the new UPN name. New comments cannot be posted and votes cannot be cast. For example, if a person's name changed, you might change their account name: Changing the suffix. Run the following: PowerShell. Users must … Lastly one thing to test as I can't fully recall at the moment are links that are shared with him. The only issue ive found is that AAD won't actually sync the changed UPN, you need to run a script that will clear the O365 UPN and then the next AAD sync is able to successfully set the new UPN. As stated by wpzr, any links that sent out will be dead once he is changed to To do this, use either the Set-Mailbox or Set-RemoteMailbox cmdlet, based on the recipient type in Exchange on-premises. I'm mainly hoping to get some feedback on experiences with changing UPNs for Office 365 users for those of you who have gone through the process, but if there are any options available that help to streamline the aftermath then I'd love to hear about them. For example, If a person changed divisions, you might change their domain: to But even though Office 365 does not require that users’ email matches User Principal Name it is very important to make is such. Info about UserPrincipalName attribute population in hybrid identity. Required reliance on UPN has been removed for the synchronized identity and federated identity models, and you can now select an alternate login ID for use with Office 365 and Azure Active Directory if you use either of these models to create your user accounts. We were able to update some UPNs for our users. The largest issue is with OneDrive. Thanks for that, we're just starting to look into MDM so good to know it could be affected. If the user's UPN contains an underscore, it will … Have a look at the parts of a Skype Meeting URL below: URLs of shared files in Skype for Business are even more susceptible to changes. Delve will also link to old OneDrive URLs for a period of time after a UPN change. Office 365 – Changing User’s Principal Name By GrumpyTechie on February 13, 2020 • ( 0) A quite common occurrence for IT admins is that people change their names, and thus need their username to reflect this change. How UPN changes affect the OneDrive URL and OneDrive features Types of UPN changes. That said, I'm seeing plenty of reasons in the responses to not change it at all. $old_upn= "" $new_upn= "" Set-AzureADUser -ObjectId $old_upn -UserPrincipalName … Dead links is going to annoy a lot of people, but we're still reasonably early in our adoption of OneDrive. Office 365 doesn't really depend on the UPN, so I didn't expect any issues there. So if shared a One Drive document with, it may no longer work once upn is changed to For example: In this case, the prefix is "user1" and the suffix is "". A reddit dedicated to the profession of Computer System Administration. If you just need to add a new email address for a user, you can add an alias without changing the UPN. Any automated workflows that were created with Power Automate or SharePoint 2013 workflows and refer to a OneDrive URL will not work after a UPN change. This would allow you to use AD credentials to access office 365 resources once licensed correctly. I can certainly force that change through sooner if it helps though. 1. Can I simply add the new domain to my current Office365 tenancy, or do I have to stand up a whole new Office 365 tenant, specifically for the new domain? If a user shared OneDrive files with others, the links will no longer work after a UPN change. In the good ol’ days, this wasn’t an issue, just change their name in AD in 15 different places, and your done. Select the user's name, and then on the Account tab select Manage contact information. Synced team sites are not impacted by the OneDrive URL change. Any links to the files (including browser favorites, desktop shortcuts, and "Recent" lists in Office apps and Windows) will no longer work. UserPrincipalName – this should be present UPN as shown in office 365. May want to check if it is not already aligned go primary smtp. Here is the second successful attempt where the user is required to change the email address to their Office 365 login: Office 365 End-User Impact: Once the user attempts to sign-in with their email address, the Skype for Business client stores the last username value so users must manually update the username to the Office 365 login under Options. When you have federated domains for Office 365, or rather AAD in general and you want to switch your users from one domain to another, you will notice that that object will replicate anymore to AAD (and thus Office 365). The use of UPN is still the default for these two models. The error will go away when the UPN change has been fully propagated and the sync app is updated to use the user's new OneDrive URL. Other than Microsoft asking for email addresses when logging in, do you know of any other negatives to not having a UPN that matche semail? I'm starting to think it may be easier to leave them as they are. After a UPN change, users will need to browse to re-open active OneDrive files in their new location. Change the existing Alias attribute value so that the change is found by Azure Active Directory (Azure AD) Connect. Sometimes it’s good to start from the beginning… The UserPrincipalName (UPN) in Active Directory is separate from the samAccountName and while they may contain similar values, they are completely separate attributes.If you’re looking at an account in Active Directory Users and Computers (ADUC), the “Account” tab displays the UPN as “User Logon Name”. Changing the User Principal Name (UPN) of your users isn’t a daily occurrence, however, it is often needed in times such as company … Step4: Check office 365 to ensure that user’s UPN has been changed to office 365 default UPN. You can change a user's UPN in the Microsoft 365 admin center by changing the user's username or by setting a different email alias as primary. Rename Office 365 user/change user name part in UPN You can run the following command to change the username part in required user’s UPN and you can also use the same commands to modify domain name of an user. Press J to jump to the feed. If possible, apply changes before a weekend or during non-peak hours to allow time for the change to propagate and not interfere with your users' work. Click on the "Account" tab and then tick "UPN".Click "Legacy Account" to fill in the first part of the UPN and then select the domain in the UPN drop-down list.Now click on the "Go!" While Alternate Login has been touted by some, even at Microsoft, as the magical answer to your UPN woes, I’ve been hesitant to recommend it. With Office 365: Change the sign-on account from UPN to email address. But as the on-premises AD is the source of authority, you risk the change getting overwritten at some point (when a Full sync cycle is invoked).