Wednesday, 17 Jul 2024
Technology

How to Enable or Disable Multi-Factor Authentication in Office365

Multi-Factor Authentication (MFA) is a security feature in Office 365 that verifies the identity of the person accessing the Exchange Online account. This feature adds an extra layer of security by requiring the user to provide additional verification, such as a phone number or a mobile app connected to Office 365. In this article, we will discuss how to enable or disable Multi-Factor Authentication in Office365.

What is Multi-Factor Authentication in Office 365?

Multi-Factor Authentication (MFA) is a security feature in Office 365 where it authenticates whether the person trying to access the Exchange Online is the same person who claims the account. It uses the person’s phone number or the mobile app connected to Office 365. These features let you strengthen the security of your Exchange Online account.

How to Enable Multi-Factor Authentication in Office 365

Method 1: Enable Multi-Factor Authentication for a Single User

  1. Log in to your Exchange Online account and go to Users > Active Users.
  2. Click on More and select Multifactor Authentication Setup from the drop-down menu.
  3. Select the checkbox for the Office 365 user you want to enable MFA for.
  4. Click on Enable, then click on Enable Multi-Factor Auth > Close. This will enable MFA for the selected user.
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Bulk Enable Multi-Factor Authentication

  1. To enable MFA for multiple users, create a CSV file with the necessary user details in the given format and save it in .csv format.
  2. In the MFA settings page, click on Bulk Update, browse for the CSV file, and click Next.
  3. Validate the CSV file and proceed.
  4. Click on Done. This will assign MFA to all the mailboxes for Exchange Online mentioned in the CSV.

Choose Authentication Method

After enabling MFA for the Exchange Online mailboxes, you need to choose the method for verification during the Office 365 account login process.

  • Authentication Phone: Provide your mobile number with the country code. You will receive a code to verify your phone number.
  • Mobile App: Set up the Microsoft Authenticator app on your mobile phone. Scan the barcode shown on the screen using the app to complete the setup.

How to Disable Multi-Factor Authentication in Office 365

Method 1: Remove Multi-Factor Authentication through the Admin Portal

  1. Sign in to Exchange Online and access the Admin Portal.
  2. Navigate to Users > Active Users.
  3. Go to More > Multifactor Authentication Setup.
  4. Select the Exchange Online account you want to remove MFA from.
  5. Click Disable to remove MFA for the selected user.

Method 2: Turn Off MFA using Windows PowerShell

To remove MFA using PowerShell, execute the following commands:

Get-MsolUser -UserPrincipalName <UserPrincipalName> | Set-MsolUser -StrongAuthenticationRequirements @()

or

Set-MsolUser -UserPrincipalName [email protected] -StrongAuthenticationRequirements @()

Frequently Asked Questions

Q: What is Multi-Factor Authentication (MFA)?
A: Multi-Factor Authentication is a security feature that adds an extra layer of security by requiring additional verification, such as a phone number or a mobile app, when accessing an account.

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Q: How do I enable Multi-Factor Authentication for my Office 365 account?
A: You can enable Multi-Factor Authentication for your Office 365 account by following the steps outlined in this article.

Q: Can I disable Multi-Factor Authentication for my Office 365 account?
A: Yes, you can disable Multi-Factor Authentication by following the steps provided in this article.

Conclusion

Enabling or disabling Multi-Factor Authentication in Office365 can help strengthen the security of your Exchange Online account. By following the steps outlined in this article, you can easily set up or remove MFA for your Office 365 users. For more information about Eireview and its services, please visit the Eireview website.