To download Symantec Endpoint Protection Manager (SEPM) 14.3, you must use the official Broadcom Support Portal

Before installing, ensure your server meets these minimum specifications documented by Broadcom TechDocs : Minimum Requirement Recommended 2-GHz 64-bit Pentium 4 (x86-64) 4-core processor RAM 2 GB available 8 GB or more Storage (Manager) 16 GB available 100 GB available Storage (with SQL) 40 GB available 200 GB available Display 1024 x 768 or higher Broadcom TechDocs

Concise action checklist