To join a Home subscription on Jottacloud, you must first be invited by a family administrator.
Invitations are sent using email or text message. You can also use an invite URL if the administrator has shared it with you.
Open the invitation URL in a web browser and select one of the following options:
Log in to join with an existing account
Sign up to create a new account
If you join with an existing account, all your files will be kept on you account as normal. Your account storage limit will be changed to match the Home subscription.