This add-on adds 'lazy loading images' to your forum with minimal impact.
This will have a positive effect on your PageSpeed score, especially for the mobile test.
Simply check the difference with and without this add-on.
Loading image lazy means your browser will only download images when...
What does this add-on do?
This add-on pushes the following moderator actions into the deferred queue if more than a set number of items are affected in one request:
This is useful for larger, server intensive requests to avoid timeout errors and high server loads.