The same App is used for the 4DKankan Minion, 4DKankan Mega and 4DKankan Meta. The installation links for the V1.3.7 app are provided below.
Android Download Link:
http://fir.4dage.com/9d5s?release_id=66c2f895f94548142f02e335
iOS App Download Link:
http://fir.4dage.com/wfxr?release_id=66c4590f0d81cc1fac5680a6
To use the 4DKanKan Offline version, the firmware version of the devices must be the following version number or higher.
Copy the firmware package to the dedicated USB drive.
Connect the camera using the app and plug in the USB drive.
Go to Me -> More Settings -> Update Firmware.
Connect the camera using the app and plug in the USB drive.
Go to Me -> More Settings -> Upload Logs
Extract logs from the USB drive.