Your accountant invited you to join Banqup?
You should have an email from Banqup in your mailbox (also check your spam folder).
Open the email and proceed as instructed to activate your account.
Enter your name and choose your password, it must contain the following:
At least 8 characters, including at least:
1 capital letter
1 uncapitalized letter
1 number
Confirm your activation by clicking on the Next button.
You'll land on the dashboard of your account which is now ready to use.