For now, the safest “works” scenario for SEP on ARM64 is:
While most core protection features work, there are significant gaps compared to x64 clients. features on ARM64 include: Exploit Protection and Application Control . Threat Defense for AD . Web and Cloud Access Protection . Custom Application Behavior .
: Standard memory-based exploit protections may be limited.
Native ARM64 performance (macOS, Linux) is nearly identical to x64. Emulated Windows performance is poor for I/O-heavy tasks. Do not deploy SEP on Windows ARM64 for development work, databases, or file servers. symantec endpoint protection arm64 work
Some legacy helper tools or specialized DLP plugins might not be fully optimized for ARM.
Download the full installation package from the Broadcom support portal. The unmanaged ARM client is included as part of the full SEP installer. For version 14.3 RU8, look for the file named Symantec_Endpoint_Protection_14.3.0_RU8_WinArm64-bit_Client_EN.exe .
Symantec Endpoint Protection ARM64: Does It Work? (2026 Updated Status) For now, the safest “works” scenario for SEP
To deploy SEP on a Windows ARM64 device, such as a , users must download the specific architecture package:
Symantec Endpoint Protection 14 (SEP 14) and later versions support ARM64 architectures, providing protection for devices such as Windows 10 on ARM64 laptops and tablets. SEP 14 and later versions use a unified code base that supports both x86 and ARM64 architectures, ensuring that customers can deploy a single solution to protect all their devices, regardless of the underlying architecture.
Based on the latest updates from Broadcom's support center , the 2026-era SEP agents are optimized for high-efficiency cores, mitigating previous issues with resource consumption. Web and Cloud Access Protection
If an antivirus agent isn’t native, it must use emulation, which leads to:
Ensure you are using the latest RU (Release Update) version, as Broadcom frequently updates its agent compatibility.
Symantec offers robust support for Apple’s M-series chips, with compatibility added incrementally by processor generation: Supported From SEP 14.3 RU2 Apple M2 SEP 14.3 RU5 Apple M3 SEP 14.3 RU8 Apple M4 / M5 SEP 14.3 RU9