How to migrate database of tracks from TrackChecker (version 1.xx) to TrackChecker Mobile?

At TrackChecker, start export DB from settings (first item - Export DB). In folder TrackChecker on card (/sdcard/) will be created file TrackCheckerDB.backup.

At TrackChecker Mobile, select menu item "Settings" – "Data backup" – "Restore from TrackChecker 1" (available if there is a file: /sdcard/TrackChecker/TrackCheckerDB.backup).