The upgrade process involves replacing the older version with the new version on your management console and deploying it to endpoints. Step 1: Prepare the SEPM Server
| Item | Details | |------|---------| | | Upgrade Symantec Endpoint Protection (SEP) from version 14.2 to 14.3 | | Scope | SEP Manager (SEPM), SEP clients, and associated components (GUP, LiveUpdate, etc.) | | Target Version | 14.3 RU1 (or latest 14.3.x) | | Key Drivers | Security patches, OS compatibility (Windows 11, Server 2022), new features (e.g., enhanced EDR, memory exploit mitigation), bug fixes, and compliance requirements. |
Ensure your target server meets the operating system and hardware requirements for SEP 14.3. Review the Broadcom release notes for specific .NET Framework and Java SE runtime requirements.
Right-click the replication partner and select . symantec endpoint protection upgrade 14.2 to 14.3
To ensure a successful upgrade, follow these best practices:
After completing the , do not assume everything is perfect. Validate:
Verify that the new 14.3 client packages (Windows, macOS, Linux) are visible in the list. The upgrade process involves replacing the older version
Log into the SEPM console, navigate to the tab, and monitor your target groups. You should see the client version string change from 14.2.xxxx to 14.3.xxxx . A green dot on the client icon confirms successful communication and policy synchronization with the new server version.
For versions 14.3 RU8 or earlier, you must manually stop the SEPM service on all sites before installation to prevent file locking.
minimum (16 GB highly recommended for environments with more than 500 clients). 100 GB available hard disk space minimum. 3. Database Requirements Embedded database (automatically upgraded). Microsoft SQL Server 2012 / 2014 / 2016 / 2017 / 2019. Phase 1: Pre-Upgrade Planning and Backups Review the Broadcom release notes for specific
The of your clients (Windows, Mac, or Linux)
(for unmanaged clients)
However, a major upgrade requires careful planning to prevent disruptions to your network. This guide outlines the best practices and technical steps to upgrade your environment seamlessly. 1. Why Upgrade to SEP 14.3?
Once the management server is upgraded, you can deploy the new client version. Methods for Client Upgrade:
Select the 14.3 package, configure the upgrade schedule (e.g., stage it over several days to save bandwidth), and click . Method B: Manual Client Deployment Navigate to the Home page of the SEPM console.