Issue with Image Preview extension in Plesk after updating (from 16) to 17.5.3, Windows Updates applied as well, with two separate servers.
Tested in explorer, opera, firefox and chrome;
Tested with https and http URL;
Reinstalled Image Preview;
1. Click the image;
2. Begins charging the popup;
3. Redirects the page to see full image - as if Image Preview wasn't installed;
Exception: in firefox, if we click the image with the right button, the image preview properly.
Server:
Microsoft Windows Server 2012 R2
Plesk Onyx version 17.5.3