Choose the Mailbox Naming Attribute Changes option.Navigate to Exchange Online > Mailbox Management > Exchange Mailbox Tasks.This tool helps you to simultaneously modify the user names and mail IDs for multiple users. It's easy,simple to use and it redefines the Microsoft 365 management techniques. M365 Manager Plus is an intuitive Microsoft 365 reporting, managing, monitoring, auditing, and alerting tool. To perform bulk changes, you need an effective Microsoft 365 management solution like M365 Manager Plus. But what if you want to do it for multiple users all at once? There's no way Microsoft 365 admin center can help you with this. There, you can choose a particular user and change their email ID and display name. If you don't get the email, try fixing the problem.If you wish to change a user’s display name or email address, you can do so using Microsoft 365 admin center by navigating to Users > Active users > Account tab. You'll need to open the email and click the link. We'll send an email with a verification link to your new email address. If you have trouble, learn more ways to change your email address.Choose one that isn't already used by another Google Account. Enter the new email address for your account.Next to your email address, select Edit.Important: If you use Sign in with Google for non-Google sites or Chrome Remote Desktop to connect remotely, view this info before you change your email address. If you're using a Google Account through your work, school, or other group, ask your administrator for help.If your account's email address ends in you usually can't change it.
If you can't open this setting, it might not be possible to change your email or username. On the left navigation panel, click Personal info.On your computer, go to your Google Account.Learn how to use different email addresses on your account. It's where you get important information about most Google services you use, unless you've added a contact email.To find your email address, select your Profile picture or initial. When you're signed in, your email address shows next to your name and profile photo.In some cases, you can use a different email address (username) to identify your Google Account.