You can invite a new MSSP to your MySonicWall account or you can add an existing MSSP.
To add a new MSSP
Do one of the following:
On successful saving, you get SUCCESS notification:
If you add a new user who does not have a MySonicWall account.
Now the new MSSP is added to your All MSSP list, but you cannot add Tenant until the invited MSSP user completes the Sign Up.
If you add an existing MySonicWall user.
Now the new MSSP is added to your All MSSP list and you can add Tenant as needed.