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Outlook Add-In for Conferences
Updated 9 Oct 2026

Outlook Add-In for Conferences

CTS
ETS

The add-in creates conferences in eXpress using MS Outlook calendar.

Outlook Add-In Formats

Add-in: For Windows For OWA
Outlook versions Classic Outlook for Windows from the Microsoft Office 2013–2024 suite or from a Microsoft 365 subscription. It doesn't work in the new Outlook for Windows. Outlook on the web, new Outlook for Windows, classic Outlook for Windows from a Microsoft 365 subscription or version 2021 and later, Outlook for macOS
Authentication NTLMv2 or Keycloak Keycloak; Hydra since add-in version 3.2.1.1
If you change a meeting The conference is updated together with the meeting The conference doesn't update on its own. After changing the meeting, click the add-in button again.

System Requirements

Type Requirements
Add-in for Windows
  • Classic Outlook and Word from the Microsoft Office 2013–2024 suite or from a Microsoft 365 subscription
  • WebView2 Runtime version 141 and above
  • Microsoft NET Framework 4.8
Add-in for OWA Browser or Outlook application from the Microsoft Office package
For Administrators: Deployment Instructions and Distribution

⚠️ For the add-in to work, you need to deploy a special server.

Custom Branded Add-In Version

ETS
If the customer uses a branded app for
ETS
, they can request a branded version of the add-in at the stage of project implementation.

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