Sinch Community

Shahzad_Ismail

Guide to Using the officeXtend Application

officeXtend is our newest mobile and desktop client for calling using your unified communications service. Download our officeXtend apps to connect from any mobile device or any Windows or macOS computer.

Download officeXtend mobile apps:

officeXtend for iOS

officeXtend for Android

Download officeXtend desktop apps:

NOTE: officeXtend desktop for Windows is supported on Windows 10 and above and macOS 12 and above.

Related: Using the officeXtend desktop app.

New 2.7 updates - July 29, 2025 client builds now available

officeXtend for Windows - exe installer

officeXtend for Windows - msi installer

officeXtend for macOS - Apple chip installer

officeXtend for macOS - Intel chip installer

Updates for 2.7

The client now supports a Logout option that will retain call records and other data. Logout will be available in the Settings page of the apps. Logging out will retain all user data including call history, etc.

The DND button is removed from the main screen and is available in the Call Control tab. The "Local DND" option is no longer necessary with the introduction of logout.

The desktop client now supports Busy Lamp Fields (BLFs) in the same way that the mobile client does within the Enterprise contacts.

If your account gets locked out, the client will automatically logout. You will need to reset your password before being able to log in again.

Minimum iOS version is now 16.

Fixes

Fixes to messaging to improve how quickly messages are displayed in the desktop and mobile clients.

Various other fixes and improvements.

May 22, 2024 2.4 client builds now available

Support added for Yealink BH70 wireless headset
Fixed attended transfer notification issue
Improvements to issues with mobile apps not ringing in a timely manner
Fixed ringing issue on the second incoming call with Jabra - Jabra Direct requiring for proper functionality
Fixed issue with handling larger image attachments

Download v2.4:

officeXtend for Windows 2.4

officeXtend for macOS 2.4

NOTE: This windows application can be silently installed using the following from a command prompt when run as administrator:

installer_name.exe /S /AllUsers /D=install location

where installer_name.exe is the name of the file downloaded above. For example:

OFFICEXTEND-2.0.0.0_fe31040-x86_9_1_22.exe /S /AllUsers /D=C:\Program Files\officeXtend

To remove the application after using the above installation method, run the following command at the command prompt using run as administrator:

\"Program Files"\officeXtend\Uninstall.exe /S

The above assumes the application was installed to C:\Program Files\officeXtend.

OfficeXtend Application

OfficeXtend Desktop

officeXtend for Android will be especially beneficial to those users who have upgraded to Android 10 and above or iOS 14 and above and are having issues with answering incoming calls.

User Guide:

The officeXtend User Guide for Mobile can be downloaded here.

The officeXtend User Guide for Desktop can be downloaded here.

Older Versions

October 17, 2023 client builds now available.

Additional updates to address various audio issues
Added support for Office365 contacts
Added support for Plantronics/Poly headsets if the Plantronics Hub software is installed.

Download v2.3:

officeXtend for Windows 2.3

officeXtend for macOS 2.3

Dec 8, 2022 client builds

Updates to address various audio issues
Update to specifically address audio issues on HP Elitebook laptops (or others like them) that include more than two microphones. Additional updates are pending for further improvements.
Addressed an issue where the silent install option for Windows did not always create the start folders for all users
Addressed an issue where the Windows taskbar icon was not very visible
Fixed an issue that was causing messages to be sent multiple times.

Download v2.2:

officeXtend for Windows 2.2

officeXtend for macOS 2.2

New pkg installer for macOS. This installer offers a guided installation.

officeXtend pkg installer for macOS 2.2

Oct 19, 2022 client builds

Addresses some audio issues a few users were reporting on Windows
Fixes a silent install issue on Windows where the start menu items were not always being created in other user accounts.

Download v2.1:

officeXtend for Windows 2.1

officeXtend for macOS 2.1

Sept 1, 2022 client builds