Do I need to pay annually or monthly to renew my license for Microsoft NTFS for Mac by Tuxera? 03 November 2021 12:10 Updated Microsoft NTFS for Mac by Tuxera is one-time purchase and there are no subscriptions fees. Future updates are free of charge. You can purchase a license directly from our website. Related articles What if I own several Macs? Can I use the same license for all of my computers? What are the software licensing terms? Where can I find my product key? Product Key Recovery I get the error message 'Invalid Product Key - Couldn't write to PREF-file' when Activating NTFS for Mac Comments 0 comments Please sign in to leave a comment.