IP Office Operating system and browser support

Last Updated : Feb 21, 2026 |
Prolog information

Windows Operating System

Windows
Operating System
Edition
Windows 10
Professional (SMB), Enterprise.
Windows 11
Professional, Enterprise.
Windows Server 2016
Standard, Essentials.
Windows Server 2019
Standard, Essentials.
Windows Server 2022
Windows Server 2025
Windows Support – Server Components
Windows
Windows
Windows Server
10
11
2016
2019
2022
2025
32/64-bit
32
64
64
64
64
64
64
TAPI Link Lite (1st-Party)
-
-
-
-
-
-
-
TAPI Link Pro (3rd-Party)
-
-
-
TAPI WAV
-
-
-
-
-
-
Windows Support – Thick Client Administrator Applications
Application
Windows
Windows Server
10
11
2016
2019
2022
2025
32/64-bit
32
64
64
64
64
64
64
Voicemail Pro client
IP Office Manager
System Monitor
System Status Application
Windows Support – Thick Client User Applications
Application
Windows
10
11
IP Office SoftConsole
one-X Portal plug-in for Microsoft Outlook
Call Assistant

Windows Virtualized Desktop Support

The following are the only IP Office R11.2 software applications specifically supported in virtualized Windows desktop scenarios. For example: Citrix VDI.
  • one-X Portal for IP Office - This includes the one-X Call Assistant and Outlook Plug-in. The Outlook Plug-In is supported in Citrix only if using Local profiles.
  • Avaya Workplace for Windows - Supported from R11.1 FP2 and higher on Citrix and VMware virtual desktop infrastructure (VDI).

Browsers

Unless otherwise stated, supported browsers refers to the latest version available on each supported operating system.
Browser Support
Operating System
Windows OS
Windows OS
macOS
macOS
Application
Edge
Firefox
Chrome
Safari
one-X Portal for IP Office
-
IP Office Web Manager
Wireless DECT Admin
Avaya Calling
-
-
IP Office User Portal

Other Apps

Microsoft Exchange
Application
Exchange Server Subscription Edition
Voicemail Pro
EWS
Avaya Workplace Client
Calendar
Microsoft Outlook
Application
Outlook
2016
2019
Office 365
Voicemail Pro UMS with IMAP
-
TAPI (for dialing)
-
one-X Portal for IP Office
- Outlook Plug-in
- Contact Screen Popping
TAPI WAV is not recommended for new installations and is not supported on 64–bit Windows.

Virtualization

Virtualization support
Hypervisor
Supported on
Microsoft Azure
Amazon AWS
Microsoft Hyper-V
  • ✓ - R12.1: Windows Server 2016/2019
  • ✓ - R12.1 SP1: Windows Server 2016/2019/2022/2025
VMware[1]
✓ - ESXi 7.0, ESXi 8.0.x
KVM
✓ - Avaya ASP130 R6 Server (Red Hat Linux 8.10).
VMware support for Standard, Enterprise, Enterprise Plus, Essentials and Essentials Plus platforms where available.