Deploying the application to a phone can vary between phone.
Note:
This section addresses only the deployment via USB cable.
Install widget on mobile require:
Connect your computer and your mobile via the USB cable.
Your mobile should be recognized by the computer.
Otherwise, please refer to the documentation for your phone.
Copy JAR and JAD files on your mobile.
On mobile, open file manager (depends of mobile phone).
Go to the folder where JAR and JAD files are copied.
Select en launch the JAR file.
Warning:
Don't launch JAR file.