How to use WordPress multisite with mixed HTTP and HTTPS sites?
Thanks to @Sorin for posting the trac. From there I found a solution using just filters in functions.php (so no editing the core) Thanks @mensmaximus for posting there: Link: https://core.trac.wordpress.org/ticket/33887#comment:3 <?php add_filter( ‘network_admin_url’, ‘mmx_network_admin_url’, 1, 2 ); function mmx_network_admin_url( $url, $path ){ $url = “https://my_master_domain/wp-admin/network/” . $path; return $url; } add_filter( ‘admin_url’, ‘mmx_admin_url’, 1, 3 … Read more