| | Specific Version | 64-bit Support in 14.3 RU6 | | :--- | :--- | :--- | | Desktop | Windows 7, 8, 8.1, 10 (up to 22H2), 11 (up to 24H2) | ✅ Supported | | | Windows 11 25H2 | ✅ Supported in 14.3 RU9+ | | | Any 32-bit version of Windows | ❌ Not Supported (Requires 14.3 RU5 or earlier) | | Server | Windows Server 2008 R2, 2012, 2012 R2, 2016, 2019, 2022 | ✅ Supported | | | Windows Server 2025 | ⚠️ Early compatibility (14.3 RU9+), full in RU10 |
: Supported on Windows Server 2012, 2012 R2, 2016, 2019, and 2022 (x64 only). : Intel Pentium Dual-Core or equivalent. Recommended : 8-core or greater processor. Note: Intel Itanium IA-64 processors are not supported Physical RAM Recommended : 8 GB or more.
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Running SEP 14.3 RU6 on virtual machines (VMware ESXi, Hyper-V, or Nutanix) is fully supported, but with caveats: symantec endpoint protection 143 ru6 system requirements top
1 GB minimum, though 2 GB RAM is the baseline recommendation to prevent performance degradation during active local system scans. Windows Client Disk Space
Beginning with version 14.3 RU6, Symantec completely phased out support for the Microsoft Windows 32-bit operating system.
The Symantec Endpoint Protection Manager (SEPM) is the central on-premises administrative console used to manage policies, compile definitions, and track reporting across your endpoint fleet. The physical or virtual machine hosting SEPM must fulfill strict compute and storage allocations depending on whether the database is hosted locally or remotely. Minimum Requirements Recommended Specifications Intel Pentium Dual-Core or equivalent 8-core or greater enterprise processor Physical RAM 2 GB available RAM minimum 8 GB or more available RAM Co-located DB RAM 8 GB minimum if SQL Server sits on the same OS 16 GB or higher dedicated allocations Display Resolution 1024 x 768 pixels or larger 1024 x 768 pixels or larger Storage Allocations for SEPM | | Specific Version | 64-bit Support in 14
By adhering to these top-tier requirements, you ensure that Symantec Endpoint Protection 14.3 RU6 runs not just adequately, but optimally—providing layered defense without the drag of resource starvation. When your hardware aligns with Broadcom’s specifications, SEP 14.3 RU6 transforms from a mere antivirus into a lightweight, proactive XDR-ready endpoint platform.
Intel Xeon or equivalent multi-core processor (Minimum: 4 cores; Recommended: 8+ cores).
If you tell me your current SEP version , I can suggest the best upgrade path . I can also help if you need: Steps to check for Trusted Signing support on your clients. Best practices for upgrading the Management Console (SEPM). Note: Intel Itanium IA-64 processors are not supported
Before kicking off your Symantec Endpoint Protection 14.3 RU6 upgrade or clean installation, verify the following:
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