Clear Credential Manager

This article describes how to remove previously-stored passwords from your Outlook® application so that you can update Outlook with your new password.


  • Applies to: User or Administrator
  • Difficulty: Easy
  • Time needed: Approximately 10 minutes
  • Tools required: Access to a device with stored credentials

For more information about prerequisite terminology, see Cloud Office support terminology.

Clear old credentials

  1. Make sure that Outlook is closed.

  2. Click the Start Menu (or press the Windows key) and then search for Credential Manager.

    • Windows 10:

    • Windows 7 (or earlier):

  3. Click on Credential Manager to open it and then click Windows Credentials.

    • Under the Generic Credentials heading, find the credentials that have Outlook(15 or 16) and your email address.

    • For example: MicrosoftOutlook15:[email protected]
      It might not be exactly as shown, but use it as a guideline.

  4. Click the arrow next to the entry to display it.

  5. On the Detail page of the credential entry, click remove to remove the credential from the manager.

  6. Repeat this process for all credentials matching Outlook(15 or 16) and your email address. There might be one to three entries listed.

  7. Close all windows and re-open Outlook. When Outlook prompts for your credentials, enter the full email address and
    password for the mailbox. Then, check the Remember My Credentials checkbox.

  8. If this process is successful, your Inbox should display and mail should start syncing.

Note: If this process fails, make sure you can log in to to verify that you
are using the correct password.