Code-Snippets-Functions/Execute a function on a child site/WordPress/stay-logged-in-wp-admin-48-hours.txt

function extend_auth_cookie_expiration( $expiration, $user_id, $remember ) {
    // Set the desired cookie expiration time (48 hours in this example)
    $cookie_expire = 2 * DAY_IN_SECONDS;

    // Return the new expiration time
    return $cookie_expire;
}
add_filter( 'auth_cookie_expiration', 'extend_auth_cookie_expiration', 10, 3 );