Mitel Build and Microsoft Server
Update Compatibility List

 

Use this list to determine which Microsoft Windows Server Updates are compatible with the Mitel build you are using. 

It is important that you do not upgrade your Windows Server unless they have been marked as compatible with the Mitel build you are using.   

If you are uncertain, please submit a support ticket through the online support portal and we can assist. 

If you are in need of a Mitel support partner, please contact us.

 


 
Mitel Release  Mitel PBX Build Compatible with the latest Microsoft Server updates published on or before the following dates: 
 Release 19.1 - SP1  22.11.4900.0   2/1/2020
 Release 19.1  22.10.7600.0   2/1/2020
 R1807 – Onsite - SP2  21.90.9743.0   2/1/2020
 R1807 – Onsite - SP1  21.90.9738.0    2/1/2020
 R1807 - Onsite   21.90.4127.0   2/1/2020
 R1804 – Onsite - SP1   21.88.3753.0   2/1/2020
 R1804 - Onsite   21.88.3731.0   2/1/2020
 R1803 - Onsite  21.87.9727.0   2/1/2020
 R1801 - Onsite*  21.87.3629.0   2/1/2020
 R1711 - Onsite   21.86.1828.0   2/1/2020
 R1707 - Onsite - SP2  21.84.5543.0   2/1/2020
 R1707 - Onsite - SP1  21.84.5535.0   2/1/2020
 R1707 - Onsite  21.84.5523.0   2/1/2020
 R1704 - Onsite - SP2  21.82.9645.0   2/1/2020
 R1704 - Onsite - SP1  21.82.9630.0   2/1/2020
 R1704 - Onsite   21.82.9623.0   2/1/2020