Important:This issue is now closed with the fix indicated below. For more information on other recent issues for your application, see Fixes or workarounds for recent Office issues.

Last updated: September 2016

Apr 08, 2013  outlook will again ask for a password, now enter the newly made password (click save credentials) that should solve it. If it doesn't, go to the clients computer, open a cmd -prompt as a domain administrator. Type: 'control /name Microsoft.CredentialManage r' without the quotes (watch the spacing after control and /name).

Issue

If you're connected to an Exchange 2013 server, you might be prompted to enter your user name and password in Outlook 2016, even though you're logged in to your computer with your network credentials and Outlook should silently log you in.

Status: Fixed

We apologize for any inconvenience this issue has caused and want to let you know that a fix has been released. Please install the latest updates to resolve this issue. To update Office, go to File > Account > Update Options > Update Now.

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See Also

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Symptoms

In Microsoft Outlook 2016 for Mac, you are repeatedly prompted for authentication while you're connected to your Office 365 account.

Cause

This issue occurs because of the presence of duplicate tokens in the keychain.

Resolution

To resolve this issue in Outlook 2016 for Mac, install the February 2017 Outlook update (version 15.31.0) from the following Office website:

Workaround

To work around this issue, delete any cached passwords for your account, and also delete any modern authentication tokens from the keychain. To do this, follow these steps.

Note

These steps affect all Office applications that use modern authentication.

1. Quit Outlook and all other Office applications.

2. Start Keychain Access by using one of the following methods:

   • Select the Finder application, click Utilities on the Go menu, and then double-click Keychain Access.
   • In Spotlight Search, type Keychain Access, and then double-click Keychain Access in the search results.

3. In the search field in Keychain Access, enter Exchange.

4. In the search results, select each item to view the Account that's listed at the top, and then press Delete. Repeat this step to delete all items for your Exchange account.

   

5. In the search field, enter adal.

6. Select all items whose type is MicrosoftOffice15_2_Data:ADAL:<GUID>, and then press Delete.

7. In the search field, enter office.

8. Select the items that are named Microsoft Office Identities Cache 2 and Microsoft Office Identities Settings 2Achi ir pro sc manual programs for mac download. , and then press Delete.

9. Quit Keychain Access.

   Note

   When you start Outlook, you are prompted to authenticate.