To sign in, use your existing MySonicWall account. To create a free MySonicWall account click "Register".
I bought a used tz-215 firewall.
The 1st user is unreachable and not contactable.
How can I register the firewall in my account at the URL https://www.mysonicwall.com/?
Follow Option 2 instructions from this KB article:
Based on the images you posted, you might want to send an email to [email protected] to see if they can help.