Synologys DiskStation Manager (DSM) 7.3 introduces a comprehensive update aimed at maximizing storage efficiency and reliability. Automatic tiering intelligently relocates frequent accesses to high-performance volumes while archiving infrequently used files to economical storage tiers. Administrators can configure customized movement policies that adapt to evolving data patterns. Additionally, broadened support across DiskStation Plus, Value, and J-series devices ensures seamless integration, complemented by ongoing Third-Party Validation, safeguarding compatibility and strengthening system resilience.
Table of Contents: What awaits you in this article
Automatic Data Tiering Balances Performance And Cost With Policies
Synologys tiering mechanism evaluates file metadata like last modification timestamps and access frequency, automatically relocating frequently used files to high-performance storage while migrating rarely accessed items to cost-effective pools. Administrators can define granular policies that specify thresholds and schedules for data migration, ensuring performance-sensitive workloads benefit from accelerated IOPS while optimizing long-term storage costs. This dynamic approach simplifies capacity planning, reduces overhead, and maximizes resource efficiency across hybrid storage architectures.
DSM 7.3 implements fifty updates with prioritized risk indicators
Over the past year, DSM 7.3 delivered more than fifty proactive security patches, significantly elevating overall resilience against vulnerabilities. By integrating recognized threat indicatorsâKEV, EPSS, and LEVâthis version enables teams to assess risk severity and exploitation likelihood with precision. Administrators gain prioritized vulnerability insights and streamlined remediation workflows, facilitating rapid rollout of critical fixes. As a result, corporate environments enjoy strengthened defenses, accelerated patch management, minimized exposure to potential threats.
Synology Drive, MailPlus streamline secure workflows with shared labels
The revamped Office Suite boosts internal collaboration by integrating advanced file labeling, streamlined permission controls, and robust sync features. Synology Drive now offers shared labels for consistent categorization, optimized file request workflows reducing administrative overhead and enhanced locking to prevent editing conflicts. MailPlus fortifies email security with customizable moderation rules, domain sharing enabling uniform identity management across multiple locations, plus detailed audit trails. These updates deliver smoother, more secure collaboration.
Synology DSM 7.3 AI Console Enables Local Data Masking
Leveraging deployment across more than 430,000 installations, the Synology AI Console within DSM 7.3 equips administrators with advanced local data masking and filtering controls. By sanitizing identifiable information and sensitive records locally before invoking external AI platforms, organizations drastically reduce exposure and meet stringent data protection requirements. Simultaneously, collaborative teams gain consistent, on-premises machine learning insights and predictive analytics without reliance on cloud services, ensuring operational autonomy and privacy compliance.
AI Console Enables Integration With All OpenAI-Compatible APIs Locally
From now on, the AI Console provides support for all OpenAI-compatible APIs, empowering enterprises to connect their private AI infrastructure and retain ownership of data. This release simplifies transitioning to on-premises or hybrid model architectures by streamlining integration with existing systems, lowering dependence on public cloud services, and enabling centralized management. It guarantees compliance with data protection regulations and corporate policies, ensuring organizations uphold privacy standards while leveraging AI capabilities.
DSM 7.3 adds third-party drives support for DiskStation models
With DiskStation Manager (DSM) 7.3, Synology enhances compatibility across the 2025 Plus, Value, and J series by allowing installation of third-party drives and creation of storage pools. This update integrates a hardware matrix under the Third-Party Validation Program, which continuously verifies compatibility and performance across drive models. As a result, system administrators gain access to a wider selection of validated drives while preserving overall reliable operation of their NAS infrastructures.
DSM 7.3 consolidates efficiency, security, collaboration, AI, and storage
DiskStation Manager 7.3 consolidates significant advancements across performance optimization, security protocols, productivity tools, artificial intelligence integration, storage management. Security-focused indicators such as KEV, EPSS, and LEV streamline vulnerability prioritization and patch deployment. Local AI preserves data privacy while delivering analytics insights without cloud reliance. Enhanced collaboration features in Drive and MailPlus improve efficiency. Broader third-party drive compatibility and validation expand hardware flexibility, empowering administrators to confidently manage growing data volumes.
