Symantec Endpoint Protection 14.3 Ru6 System Requirements Info

SEP 14.3 RU6 supports the following environments:

| Platform | SEPM | SEP Client | |----------|------|-------------| | VMware ESXi 6.7 / 7.0 / 8.0 | Yes | Yes | | Microsoft Hyper-V (2016/2019/2022) | Yes | Yes | | Azure (IaaS) | Yes (manual install) | Yes | | AWS (EC2) | Yes (manual install) | Yes | | Citrix (XenApp / XenDesktop) | No | Yes (with exclusions) |

If you are upgrading from an older version, verify the following baseline:

| From Version | Supported Direct Upgrade | Notes | |--------------|--------------------------|-------| | SEP 14.3 RU1–RU5 | Yes | Full upgrade via SEPM or push client | | SEP 14.2 | Yes (via SEPM only) | Requires .NET 4.8 on server | | SEP 14.1 or 14.0 | No | Must uninstall old agent; upgrade SEPM in stages | | SEP 12.x | No | Clean OS recommended; migrate policies manually | symantec endpoint protection 14.3 ru6 system requirements

Important: Backup your SEPM database and keystores before any upgrade. RU6 changes the underlying database schema, and rollback is not automatic.

SEP 14.3 RU6 runs natively on the following hypervisors and cloud instances, provided the guest OS meets above requirements.

| Platform | Supported Versions | Notes | |----------|--------------------|-------| | VMware ESXi | 6.7, 7.0, 8.0 | Use VMXNET3 network adapter; enable hardware virtualization | | Microsoft Hyper-V | Windows Server 2016/2019/2022, Windows 10/11 Pro/Enterprise | Dynamic memory recommended to be disabled for SEP | | Citrix Hypervisor | 8.2 LTSR, 8.2 CU1+ | – | | Nutanix AHV | AOS 5.20+ | – | | AWS EC2 | Any instance type (t3, m5, c5 families) | Use dedicated EBS-optimized volumes | | Microsoft Azure | Dv3, Ev3, or higher series | – | | Google Cloud (GCE) | N2, C2, or E2 series | – | SEP 14

Virtualization-Specific Considerations:

Windows

Linux

Mac

SEP 14.3 RU6 performs heavy random I/O during pattern updates and memory dump scans. Using slow storage can reduce endpoint responsiveness by up to 40%.

Minimum Disk Performance Benchmarks:

Recommended exclusions for performance (add to AV exclusions policy):

For cloud-managed SEP (using Symantec Cloud Secure Web Gateway or SEP Cloud), the on-prem SEPM is not required. But if you run SEPM in AWS EC2: