> Source: [sk183765](https://support.checkpoint.com/results/sk/sk183765)

# sk183765 - Harmony Endpoint support on Legacy Microsoft Operating Systems

| Property | Value |
|----------|-------|
| Solution ID | sk183765 |
| Date Created | 2025-08-13 |
| Last Modified | 2025-12-21 |
| Technical Level | General |
| Products | Endpoint Security |
| Versions | E89.X, E88.X |
| OS | Windows |

## Solution

Starting from?E89.20, Check Point stops supporting these legacy Microsoft Operating Systems:  

* Windows 7 - Support ended on January?14, 2020
* Windows 8 / 8.1 - Support ended on January?10,?2023
* Windows Server?2008 / 2008?R2 - Support ended on January?14,?2020
* Windows Server?2012 / 2012?R2 - Support ended on October?10,?2023

These Operating Systems will no longer be supported starting with Harmony Endpoint version?E89.20. An attempt to install Endpoint client on the operating systems listed above will be blocked.  

Harmony Endpoint versions E89.10 and earlier will continue supporting the operating systems mentioned above according to their [Support Life Cycle Policy](https://www.checkpoint.com/support-services/support-life-cycle-policy/).

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