Boost My Mail Add-in prerequisites

Before installing the Boost My Mail Outlook Add-in, please ensure that, on the Windows server: 

• You are running Microsoft Outlook 365. Make sure you have at least Version 2104, Build 13929.20296 
• You are running at least Microsoft Windows 10 or later, or Microsoft Windows Server 2016 version 1903 minimum (subject to technical validation between our teams).

⚠️ The Add-in is available only for Microsoft 365 customers on Windows and Mac. Certain conditions are required:

✅You must use Outlook with a Microsoft 365 subscription. Outlook must be installed with the licence included in your O365 subscription. The M365 licences compatible with the Add-in are:
Microsoft 365 Apps for Business
Microsoft 365 Business Standard
Microsoft 365 Business Premium
⚠️ Basic and Kiosk licences will only allow you to deploy the Add-in on Outlook Web (OWA).
 

Please note that some Microsoft subscriptions do not include Outlook Desktop. The deployment is simultaneous on Outlook Web (OWA) and Outlook Desktop.

✅The minimum required Outlook versions are:
Current Channel: v16.0.14026.20000
Monthly Channel: v16.0.14131.20000
Semi-Annual Channel: v16.0.14326.10000

💡To find out which version of Microsoft Outlook you are running:  

• Sign in to the Outlook desktop application.
• Click File in the Office ribbon.
  
   
• On the left-hand side, click Office Account, then locate the “About Outlook” section. 

👉 See below for a summary table of the Office versions that can use the Add-in: