MS Outlook is the world’s most preferred business email client. This application provides smart integration with Email, Contact, Calendar, and task, etc. Sometimes Outlook contains some issues faced by users, the common issue is Outlook 2016 for Mac repeatedly prompts for authentication. Webex Mac Outlook Version. Introducing Cisco Webex! Webex provides on-demand collaboration, online meetings, web conferencing and videoconferencing. This page will give you an overview of how to start or schedule Webex meetings from within Microsoft Outlook. Note: If the WebEx icons do not show in Outlook, then you need to install the Cisco.

Symptoms

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

Cause

Webex Icon In Outlook 2016

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 2, and then press Delete.

9. Quit Keychain Access.

   Note

   When you start Outlook, you are prompted to authenticate.

Download Webex For Mac

By default, the Webex Meetings installer sets up the application to start on login. This documentation will highlight how to disable this functionality on both Mac and Windows operating systems.

1. Search for and open 'Cisco Webex Meetings'.
2. Locate the cog wheel at the top right of the window and select 'Preferences'.
3. Under the 'General' tab, deselect 'Start Cisco Webex Meetings desktop app when Windows starts'.

Cisco Webex For Outlook 2016

1. Search for and open 'Cisco Webex Meetings'.
2. Locate 'Cisco Webex Meetings' near the apple icon at the top left of your screen and select 'Preferences...'.
3. Under the 'General' tab, deselect 'Start Cisco Webex Meetings desktop app when my computer starts'.

1. Search for and open 'Task Manager' with administrative rights. (Right click and select 'Run as administrator')
2. Navigate to the 'Startup' tab.
3. Locate 'Cisco Webex Meetings Desktop App' and select it.
4. Select 'Disable on the bottom right hand corner of the Task Manager window.

Webex For Mac Outlook 2016 Not Starting