[upd] - Symantec Endpoint Protection Upgrade 14.2 To 14.3

Go to , select the target group, and click the Policies tab.

: Execute Setup.exe from the 14.3 installation media. The Management Server Configuration Wizard will run automatically after installation to migrate your database.

SEP upgrades are client-first. You must upgrade the SEPM before any clients.

SEPM 14.3 requires Windows Server 2012, 2012 R2, 2016, 2019, or 2022. Windows Server 2008 R2 is no longer supported. symantec endpoint protection upgrade 14.2 to 14.3

Under , select Add client install package .

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Once the SEPM is on 14.3, you can deploy the new client version to your endpoints. Go to the Admin tab. Go to , select the target group, and click the Policies tab

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. Check the box for "Enforce client upgrade to version" and select the 14.3 package. Manual Export: If you prefer manual installation, go to Admin > Install Packages

Before proceeding to client deployment, verify that the management server is stable and functioning correctly. SEP upgrades are client-first

If you encounter a problem not covered here, or if a recommended solution does not resolve your issue, do not hesitate to contact Broadcom Technical Support for assistance. Upgrading Symantec Endpoint Protection requires careful planning, but following this guide will help you transition smoothly to version 14.3.

: Windows Server 2012 R2 requires the Visual C++ 2017 redistributable as a prerequisite. 2. Preparation Checklist