Known Limitations
There are some limitations which were not solved up to now because it would take too much time, would need some money for licenses (eg: conflict with pay add ons …).
WPBacker Editor
No marker is shown in WPBacker Editor – you have to switch to classic editor.
When using Jetpack Boost plugin you have to deactivate “js concatenate” in Jetpack Boost.
When using WP-Optimize plugin you have to deactivate “CSS, JavaScript, and HTML minification is an advanced feature.” in the WP-Optimize plugin.