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| Metric | SEP 14.3 RU9 | SEP 14.3 RU10 | Improvement | | :--- | :--- | :--- | :--- | | Boot time (seconds) | 28 | 24 | 14% faster | | Full scan (50,000 files) | 205 sec | 189 sec | 8% faster | | Memory footprint (idle) | 185 MB | 162 MB | 12% reduction | | File copy latency (Auto-Protect on) | 12 ms | 9 ms | 25% reduction |
In line with the increased password protection enforcement, the following option has been in 14.3 RU10: the “Remove existing Symantec Endpoint Protection client software that cannot be uninstalled” checkbox on the Administrator page > Installation Packages > Client Installation Settings > Basic Settings tab. Organizations should use alternative uninstall methods as documented by Broadcom.
Modern processors, minimum 2GB RAM (4GB+ recommended). Why Choose SEP 14.3 RU10?
Broadcom recommends upgrading to SEP 14.3 RU10 (build 14.3.12167.10000), 14.3 RU9 (14.3.11237.9000), or 14.3 RU8 (14.3.10178.8000) to remediate these issues. Organizations using versions prior to these should prioritize upgrading to maintain a secure security posture.
A Symantec Endpoint Protection Manager version 14.3 RU10 or earlier cannot manage Symantec Endpoint Protection 16 clients . If you plan to deploy SEP 16 clients in the future, you must first upgrade your management server to a version that supports them.
A major decision point for administrators deploying 14.3 RU10 is architecture design. Broadcom offers two distinct pathways for managing the endpoint environment: On-Premises (SEPM) Cloud-Native (SES) Requires dedicated internal servers and databases. Hosted entirely by Broadcom; zero infrastructure footprint. Control Absolute control over data residency and update schedules. Automatic platform updates and global scalability. Remote Workers
: This release adds full support for Windows Server 2025 .