Since macOS 10.15 (Catalina), you must grant Toolkit "Full Disk Access" in System Settings > Privacy & Security for it to function correctly.
Supports macOS 12 (Monterey) or higher, including macOS 15 (Sequoia) . seagate toolkit mac download
Before installing Seagate Toolkit on your Mac, ensure that your system meets the minimum requirements: Since macOS 10
⚠️ Important: The Toolkit software is the same as the basic driver. Toolkit enables: Since macOS 10.15 (Catalina)