Are you looking for a solution to fix Outlook Mac keeps asking for credentials? If yes, then your search ends here as through this blog, I will be explaining some effective methods to resolve this issue. So, here we go.
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Apr 14, 2012 Problems with outlook modern authentication blank login screen Hi, we use office 365 with modern authentication (MFA) enabled. The install has been going fine for the majority of users, however a very small percentage of our users are getting a blank 'modern authentication' screen in outlook after we enabled MFA for their account. We are experiencing a strange issue lately. Users that have multiple O365 accounts connected to their Outlook client, they keep getting random pop ups asking for a password for 1 or 2 or all of the additional accounts. This happens randomly throughout the day. When you enter the password for the acc.
Many at times it happens that when Mac Outlook users enter the credentials while making a connection with Office 365. It stops the authentication process and keeps asking for the password again and again.
This issue occurs in Mac Outlook because of corruption in the Keychain Access program. It is a default application in Mac and saves the information of email account login. So, whenever the issue arises in Keychain Access, Outlook 2016 for Mac Keeps asking for password office 365.
Why does Outlook 2016/2019 Asks for Password
It is evident from above that the reason behind this situation is Keychain Access password. Keychain Access is an inbuilt feature of macOS that store and saves all the Mac-based applications.
Due to unexpected reasons, Keychain Access can be easily damaged or corrupted and it will disturb the Mac users in several ways. Similarly, in Mac Outlook, multiple duplicate tokens will generate in Keychain. It will lead to a complex situation and confuse with the authentic credentials. As a result, it forgets the original password and keeps asking for it. That’s why Outlook 2016/2019 Mac keeps asking for a password.
Fix Outlook 2016 For Mac Keeps Asking Password of Office 365 Account
To troubleshoot this problem, you need to delete any cached passwords for your account, and also delete any authentication tokens from the keychain. To do this, follow the steps given below:
- First of all, you need to quit Outlook and all other Office applications.
- Now, start Keychain Access by using one of the following methods:
- Click on the Finder application, click Utilities on the Go menu, and then double-click Keychain Access.
- Under Spotlight Search, type Keychain Access, and then double-click Keychain Access in the search results.
- In Keychain Access, enter Exchange in the search field.
- Under the search result, select each item to view the Account that’s listed at the top, and then click Delete. You have to repeat this step to delete all items for your Exchange account.
- Inside the search field, enter adal.
- Then, select all items whose type is MicrosoftOffice15_2_Data: ADAL:<GUID>, and then click on the Delete button.
- Under the search field, type office.
- After that, select the items that are named Microsoft Office Identities Cache 2 and Microsoft Office Identities Settings 2, and then click Delete.
- Now, Quit Keychain Access.
If you are not comfortable using Mac Outlook then you can Convert Mac Outlook OLM files to Windows Outlook PST in order to access emails on Windows.
Conclusion
As of now, you must be aware of the fact that Keychain Access is one of the dynamic features of mac OS. By using this, there is no need to remember each and every password. But due to the generation of some duplicate tokens in Key chain, Outlook Mac keeps asking for credentials. Hence, in this article, I have provided a method to resolve this issue. Hope it helps.
-->Original KB number: 3188434
Symptoms
You start Microsoft Outlook 2016, and it hangs at the Processing stage on the startup screen. Outlook never fully starts.
Resolution
This issue was fixed in the following updates:
- Office build 16.0.7369.2015 for Office 2016 Click-to-Run editions.
- March 2017 update for Microsoft Installer (.msi)-based edition of Office 2016.
Workaround Method 1 - Manually configure Outlook 2016 to always run maximized
- Exit Outlook 2016.
- Determine which icon you use to start Outlook, and access the Properties for that shortcut:
- Icon on the Desktop
- Right-click the Outlook icon on the Desktop, and then select Properties.
- Icon pinned to the taskbar
- Right-click the Outlook icon on the taskbar, right-click Outlook 2016, and then select Properties.
- Icon pinned to the Start menu
- Right-click the Outlook tile pinned to the Start menu, point to More, and then select Open file location.
- Right-click Outlook 2016 in the File Explorer window that opens, and then select Properties.
- In the Outlook 2016 Properties dialog box, select Maximized for Run.
- Select OK.
Workaround Method 2 - Use Group Policy to configure Outlook 2016 to always run maximized
- Start the Group Policy Management Console.NoteBecause you may be applying the policy setting to an organizational unit and not to the whole domain, the steps may also vary in this aspect of applying a policy setting. Therefore, check your Windows documentation for more information.
- In the Group Policy Management Console, under User Configuration, expand Preferences, expand Windows Settings, and then select Shortcuts.
- Create a new shortcut with the following properties:Name: Outlook 2016
Location: All Users Desktop
Target path: <path of Outlook.exe>
Arguments: /recycle
Start in: <path of Outlook.exe>
Run: Maximized
Icon file path: <path of Outlook.exe>NoteThe path of Outlook.exe may vary, depending on the Office installation type and bitness of Windows and Office, as follows.Office installation type Bitness of Windows and Office Default path of Office Click-to-Run Same C:Program FilesMicrosoft OfficerootOffice16| Click-to-Run Different C:Program Files (x86)Microsoft OfficerootOffice16| MSI Same C:Program FilesMicrosoft OfficeOffice16| MSI Different C:Programs Files (x86)Microsoft OfficeOffice16| Same Bitness: Office 32-bit running on Windows 32-bit or Office 64-bit running on Windows 64-bit
Different Bitness: Office 32-bit running on Windows 64-bit - Copy the shortcut that you created, and then paste it to duplicate it.
- Double-click the shortcut that you pasted, and then change the Location to All Users Start Menu. Select OK.
- Copy the shortcut that you created, and then paste it to duplicate it.
- Double-click the shortcut that you pasted, and then change the Location to All Users Programs. Select OK.
Note
If a user has an Outlook 2016 shortcut pinned to their taskbar, this will not replace it. The user can unpin the shortcut from their taskbar and then re-pin it from one of the other locations after the policy is in effect.
Workaround Method 3 - Manually delete the Outlook Frame value from the registry
Important
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
- Exit Outlook 2016.
- Use one of the following procedures to start Registry Editor.
- Windows 10, Windows 8.1, and Windows 8: Press Windows Key+R to open a Run dialog box. Type regedit.exe, and then select OK.
- Windows 7: Select Start, type regedit.exe in the search box, and then press Enter.
- In Registry Editor, locate and then select the following subkey in the registry:
HKEY_CURRENT_USERSOFTWAREMicrosoftOffice16.0OutlookOffice Explorer
- In the details pane, select the Frame value.
- On the Edit menu, select Delete.
- Select Yes to confirm that you want to delete this value.
- Exit Registry Editor.
- Start Outlook 2016.
Note
You may have to follow these steps again if the issue occurs repeatedly. If you find the issue occurs frequently, it might be better to use a different method to work around the issue.
Office For Mac
Workaround Method 4 - Create a .reg file to reset the Outlook Frame value in the registry
Important
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
- Start Notepad.
- Copy the following text and paste it into Notepad:Windows Registry Editor Version 5.00
[HKEY_CURRENT_USERSOFTWAREMicrosoftOffice16.0OutlookOffice Explorer]
'Frame'=hex: - On the File menu, select Save As.
- Browse to a convenient location to create the .reg file, such as the Desktop.
- For Save as type, select All Files (.).
- Enter a file name and the file name extension .reg, such as Reset Outlook Frame.reg.
- Select Save.
- When the issue occurs, exit Outlook and then double-click the .reg file to reset the Outlook Frame value to work around the issue.
Workaround Method 5 - Use Group Policy to delete the Outlook Frame value from the registry
Important
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
- Start the Group Policy Management Console. Rize thunderbolt rar.NoteBecause you may be applying the policy setting to an organizational unit and not to the whole domain, the steps may vary in this aspect of applying a policy setting. Check your Windows documentation for more information.
- In the Group Policy Management Console, under User Configuration, expand Preferences, expand Windows Settings, and then select Registry.
- Create a registry item that has the following properties:Action: DeleteHive: HKEY_CURRENT_USERKey Path: SOFTWAREMicrosoftOffice16.0OutlookOffice ExplorerValue Name: Frame
- Select OK.
Workaround Method 6 - Use a logon script to delete the Outlook Frame value from the registry
Office 2016 For Mac Download
Important
Office 2016 For Mac Login White Screen Mac
Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
Office 2016 For Mac Login Whie Screen Recorder
Include the following PowerShell command in your logon script: