Last Updated: September 22, 2022
When you attempt to create a Teams meeting in Outlook Desktop you find that the option is missing on the ribbon.
This issue can occur if the Teams Meeting add-in becomes disabled.
The Outlook and Teams Product Teams are investigating this issue further to determine why the Teams Meeting add-in is being disabled. We will update this topic when we know the final resolution.
To work around the issue, you can turn on the Teams Meeting add-in from Outlook.
To turn on the Teams Meeting add-in:
In Outlook select File > Options > Add-ins > Manage, select “Disabled items”, and then Go.
If you see Teams listed under Disabled Items select it, and then select Enable.
Restart Outlook and confirm if the add-in is working.
If you want to prevent the Teams Meeting add-in from being disabled by Outlook, add this registry key:
Open Registry editor
Go to Registry Computer\HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\Resiliency\DoNotDisableAddinList
Create a new DWORD (32-bit) value
VERIFY SYSTEM REQUIREMENTS
In Teams Message Center Post MC392289 the following guidance should also be confirmed:
MC392289 — Reminder Installation of .Net 4.8 and WebView2 required for Teams Meeting Add-In in Outlook
As a reminder, .Net 4.8 and WebView2 are required for the Teams Meeting Add-In in Outlook.
How this affects your organization:
To avoid a degraded experience with the Teams Meeting Add-in in Outlook, ensure clients are updated to .Net 4.8 and WebView2.
How you can prepare:
Review the following resources and ensure .Net 4.8 and WebView2 are installed to run the Teams Meeting Add-in in Outlook:
NOTE: In some support cases engineers found that if .Net 4.8 or Webview2 were not installed, that installing them helped address the issue with the Teams Add-in becoming disabled.
These steps will help verify if .Net 4.8 is installed:
The steps below taken from the Use Registry Editor section in the article above.
In the Registry Editor, open the following subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full. If the Full subkey isn't present, then you don't have .NET Framework 4.5 or later installed.
Check for a REG_DWORD entry named Release. If it exists, then you have .NET Framework 4.5 or later installed. Its value corresponds to a particular version of .NET Framework. In the following figure, for example, the value of the Release entry is 528040, which is the release key for .NET Framework 4.8.
These steps will help verify if WebView2 is installed
The steps below are taken from WebView2 Runtime installation section in the article above.
After installation, you’ll see an entry for Microsoft Edge WebView2 Runtime under Control Panel > Programs > Programs and Features.
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