I have K3 WiFi sw 3.3. I installed Kite fine and then followed your procedure for installation with Kite.
Originally Posted by hawhill
Basic installation / update (with Kite)
- make sure Kite is installed. You can find the software and instructions here: https://www.mobileread.com/forums/sho...d.php?t=168270
- unzip the contents of the installation ZIP file in the root directory of the volume the Kindle presents via USB
- Kite should now present two new pseudo-documents for starting KPDFviewer
..however it the app showed up only after I restarted device. Maybe you should update your procedure.