A user account is blocked when a user failed to login for 4 times in a row. There are two options to unblock a user.
1. Unblock by Another User
An admin user, or a user with edit access to user list form unblock a user.
2. Unblock by Password Reset
A user can unblock own account through password reset by a) username; and b) an email address configured at own user account. Here're the steps:
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