| Skip classes | Excludes the elements with the listed classes from optimisation. Separated by comma. |
| Skip files | Excludes the listed files from optimisation. Useful for favicons, icons, etc. Separated by comma. |
| Use Wordpress filter method | When switched on, the plugin uses the_content Wordpress filter instead of PHP's ob_buffer function. Can be used for better performance and to overcome certain caching issues. |
| Local JavaScript libraries | When switched on, the plugin uses the local JS library files instead of the ones delivered via CDN. |
| Ignore image node size | Switches on or off image sizes defined in the current node. Can be useful for improving compatibility with some themes. |
| Save image node ratio | Switches on or off image node ratio. Can be useful for improving compatibility with some themes. |
| Ignore style image size | Can be useful for improving compatibility with some themes. |
| Destroy node image size | Switches on or off destroying of the current node size. Can be useful for improving compatibility with some themes. |
| Detect image node css | Can be useful for improving compatibility with some themes. |
| Process only width | Switches on or off the setting to process images with only width parameter defined. Can be useful for improving compatibility with some themes. |
| Disable setTimeout checks | When switched on, dynamically-loaded images are excluded. |
