How to Start the Vuforia AR sample App android?

I am following the Vuforia and I have run the samples, It's working fine but if I want to start the our own app so could you help me how to start the app.

Thanks.

How do I enable Vuforia augmented reality?

To activate Vuforia in your Unity project, access the Player Settings from Edit > Project Settings > Player and select the tab for the mobile device you are building to. Under XR Settings, tick the Vuforia Augmented Reality Support checkbox.

Please follow the below steps to integrate vuforia with your android project.

1)copy vuforia.jar and armeabi-v7 folder that contains libvuforia.so and paste it on your libs folder of your project.

2)right click on your android project and go to build path>cofigure build path and select libraries tab and add vuforia.jar file.

this will work now you can easy to use vuforia functions.

if you want to create your own marker then you have to log in in https://developer.vuforia.com/targetmanager and create project and then download .xml file and .dat file and then integrate that file with your android project