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
Currently, there is no support for managing ARM64 endpoints via the on-premises Symantec Endpoint Protection Manager (SEPM). Operating System & Platform Support symantec endpoint protection arm64 work