Use a mu-plugins drop-in to ‘lock’ multiple plugins WordPress Lead Developer Mark Jaquith wrote a great write-up on launching his new site, which included a great little mu-plugins drop-in that allows you to lock specific plugins ‘on’. Published by Drew Jaynes Drew is a former Core Developer for the WordPress open source project, and he works on cool plugins like AffiliateWP, Easy Digital Downloads, and Restrict Content Pro. View all posts by Drew Jaynes