How to use the screen lock and notepad?
In order not to press non-desirable buttons while in flight you can lock the screen of your device. This feature is applicable for Air Navigation Pro iOS version using iPad devices.
To lock the screen, you need to swipe 3 fingers from right to left over the Moving Map and do the reverse to unlock.
When the screen is locked, you can use it as a notepad to write down necessary information. You will write them using your fingers.
Up to 6 pages which are accessible by scrolling up or down with three fingers. Pages are saved and stored while not erased. To blank the page, tap the screen 3 consecutive times with three fingers. Tap the delete button to erase the notes.
*For iOS 7.2. update, the Scratchpad feature will be enhanced for easier access and will be found in 'Tools'.