How to reset a mailbox password in Microsoft 365


Step by step instructions on how to reset a mailbox password in Microsoft 365


  • Visit 
  • Login using the Microsoft 365 Admin Credentials (Instructions on how to do this can be found here)
  • Once logged in, proceed to click the Admin Icon in the top left hand corner mceclip0.png
  • On the left hand side, click Users then click Active Users
  • Click on the mailbox that requires a password reset
  • Click Reset password (This can be done via either option as highlighted on the screenshot below)


  • Automatically create a password - The Microsoft 365 Admin Centre will generate a password for the user on your behalf
  • Require this user to change their password when they first sign in - This means that the user will need to set their own unique password before the service can be used (We recommend for users to visit Webmail to do this)
  • Click Reset Password
  • You will then be presented with the following screen which confirms the password has been successfully reset 


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