Question: how to configure ckfinder in ckeditor?
Answer: Step 1: Download CKFinder. Download: http://ckfinder.com - Download the PHP version. ... 
Step 2: Upload to your server. ... 
Edit the configuration file. ... 
Step 4: Add a new line to the same config. ... 
Step 5: Edit the Drupal settings. ... 
Add the image icon to the CKEditor Toolbar.