Automatic reinstalling of multisite is done through the network admin panel: http://yoursite.com/wp-admin/network/update-core.php
I think it's obvious that you'd better have a backup of all files and database tables for that.
Good luck!
Automatic reinstalling of multisite is done through the network admin panel: http://yoursite.com/wp-admin/network/update-core.php
I think it's obvious that you'd better have a backup of all files and database tables for that.
Good luck!