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After users start the upgrade or install the new agent. The Deep Security Agent installation process will not start and will remain on the current version. There is no impact to any functionality but there is a warning message that indicate the installation is not successful. 


Manual Installation

There is a pop window during installation. "Deep Security Agent version 10 update 26 cannot be used for installation or upgrade on Windows XP/2003 platform. Please check the details on the Latest Articles in our Business support page. https://success.trendmicro.com/product-support/deep-security"


Via SCCM/3rd party deployment tool or silent installation

The installation will fail in the early stage of installation and nothing will happen to the system.


Upgrade via manager console

There is a warning system event for software update fail. You can skip this warning event since the installation process does not start.