### 01 - KIKAPCSOLAS:

add_filter( 'admin_email_check_interval', '__return_false' );


### 02 - EGYEDI INTERVALLUM:

function myplugin_admin_email_check_interval( $interval ) {
    return 1 * MINUTE_IN_SECONDS;
}
add_filter( 'admin_email_check_interval', 'myplugin_admin_email_check_interval' );

### 03 - SEGEDKODOK:

MINUTE_IN_SECONDS
HOUR_IN_SECONDS
DAY_IN_SECONDS
WEEK_IN_SECONDS
MONTH_IN_SECONDS
YEAR_IN_SECONDS