Note: As of late 2024 and into 2025, Seagate has been transitioning many of its NAS (Network Attached Storage) management tools. While "Seagate Network Assistant" (SNA) was the legacy tool for older Seagate NAS devices like the Personal Cloud, Business Storage, or Seagate NAS Pro, newer devices use the "Seagate NAS Discovery" utility. This article covers both scenarios. If you own a Seagate NAS (Network Attached Storage) device, you know that finding it on a busy network can be a headache. Seagate Network Assistant (SNA) is the dedicated macOS application designed to discover, map, and manage Seagate NAS drives on your local network.