This page contains drivers for multiple revisions and operating systems. Please check to make sure you are downloading the correct driver.

Security Settings on Mac

As of macOS High Sierra 10.14, a new security feature was introduced that requires user approval before installing driver software. Go to your Mac System Preferences > Security & Privacy panel to allow the system extension so your driver will work properly. 

For more details, please see: 

You may also need reduce your security settings from the MAC recovery screen.  Please see: 

Revision A and B

The drivers required depend upon the revision of your device. Revision B will have a serial number starting with B, this serial number can be found on the bottom of your drive. Revision A will have no revision number visible. Make sure to install the correct drivers for your revision.

'REV A BigSur-20210119' and 'REV B macos_kext_esashba5_1040f1', both support mac OS Monterey.