• Logbook Pro for Apple iOS version 8.1 is now available on the App Store. Major update including signature endorsements and dark/light theme support. Click here to install now.
  • NC Software is proud to announce the release of APDL - Airline Pilot Logbook version 10.0. Click here to view APDL on the Apple App store and install now.

Backing Up


New member
Aug 14, 2006
I need to remove and reinstal the LP software in order to be able to add new AC. When I save it as a .bak file, my computer saves it, but doesn't recognize it. (When I attempt to open it, it's all gibberish.)

What do I do?