Hi! Sorry for the late reply.
You could try going to your profile on the ipad and click on restore subscription.
I hope that helps, otherwise let me know!
To access your account on the web you must have visited the forum page inside the app (while being signed in) at least once. This will create an account with the email you're signed in with.
After doing so you can reset your password for this forum on the login page and sign in.
After doing so you can reset your password for this forum on the login page and sign in.
S