Ensure you have latest platform-tools installed on your computer system.
If you do not have the SDK "platform-tools" installed on your computer, download it from this link and keep track where the the "platform-tools" folder is located:
{% embed url="https://developer.android.com/studio/releases/platform-tools" %}
Enable "Developer Mode" on the HereLink Blue by navigating to Settings
->About Phone
->Build Number
and tap at least 7 times on "Build Number."
Enable Settings
->Developer options
->USB debugging
Using a USB to Micro USB cable, plug the DataLink into a computer and open the computer's terminal command line
For Windows, navigate to the "platform-tools" folder. In this folder, hold down Shift and then right-click. From the menu select the “Open Command window here” option. If the option to open the command window is not available, then click on the "open PowerShell window here".\
For Mac, navigate to the "platform-tools" folder. Right Click the folder and select Services
->New Terminal at Folder
Using the computer's terminal, check it the device is connected via the adb command protocol:
Mac:
adb devices
Windows:
.\adb devices
Click the link below to download the Android 64 bit QGC .apk to your computer:
{% embed url="https://qgroundcontrol.s3-us-west-2.amazonaws.com/latest/QGroundControl64.apk" %}
Move the .apk file to the SDK "platform-tools" folder on your computer
Install QGroundControl using adb install QGroundControl64.apk
in your computers terminal
Mac:
adb install QGroundControl64.apk
Windows:
.\adb install QGroundControl64.apk
QGC should now appear in the app launcher's list.