If you can no longer log in, there may be a number of reasons for this.
Below you can read what these are and what you can do about them:

It may be that an account has not yet been created. Your care provider can do this for you.
On some platforms it is possible to create an account yourself. A welcome email will then be sent to you.
This email contains instructions for creating an account.

Or there may be a spelling mistake in the email address used to create it
from your account.
You can ask your care provider to check the email address.

If you have forgotten your password, you can click on 'Forgot your password' on the login page.
An email will then be sent to you to create a new password.
If you do not receive an email, it may be that an account has not yet been created. Your care provider can do this for you.
On some platforms it is possible to create an account yourself. A welcome email will then be sent to you.