For the security of your business, user accounts are locked by default after six failed attempts to log in to the Admin. Any user account that is currently locked appears in the Locked Users grid. An account can be unlocked by any other user with full Administrator permissions.
Admin Account Disabled
Unlock an Admin account
On the Admin sidebar, go to System > Permissions > Locked Users.
In the grid, select the checkbox of the locked account.
In the upper-left corner, set Actions to
Click Submit to unlock the account.