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How to change the 12 characters password hint
Just add a filter, where you can change the text, like this:
add_filter( 'password_hint', function( $hint )
{
return __( 'MY OWN PASSWORD HINT' );
} );
This can be added to functions.php
in your child/parent theme as per your need.
If you have any issue or question, feel free to open a ticket at https://woffice.io/support/