In this article I will explain the steps to change the sip address of user in SharePoint online user profile.
Steps for changing the SIP address Step 1: Go to SharePoint admin center. Step 2: Then click on the user profiles from the left menu. Step 3: Under user profiles settings page, select Manage User Profile as in the following screenshot: Step 4: On manage the user profiles Page, you can find the user using search box. You can do this for changing the sip address of a particular user, Enter the User name in the Text box and click on the Find button. Step 5: Click the drop down from user name and select Edit My profile as in the following screenshot: Step 6: On the Edit My Profile page, change the SIP Address and click on the save icon for saving the changes. Finally, sip address will be updated successfully. Summary In this article we have explored how to change the SIP address in SharePoint online user profile.
SharePoint Online And Office 365 Administration