How To Revert Back To Default WordPress Image Quality
Avada uses higher quality images, a full 100%. Default Wordpress image quality is set at 90%. This can cause a larger image size at times, although its not a big difference. If you wish to revert back to the default 90%, please follow the steps below.
Step 1 - Edit Avada/functions.php and delete the following code from it:
Step 2 - Then use Regenerate Thumbnails plugin to regenerate your thumbnails. This step must be done, and also clear your cache.