Using VNC is one of the easiest way to connect Raspberry pi with Laptop and Android. Follow the steps to install and use VNC.
CONNECT PI TO WINDOWS :
Open the LX-Terminal in Raspberrypi and follow the instructions in my vedio given below
Download the vncserver from the link https://www.realvnc.com/en/download/viewer/ and install the exe file.
CONNECT PI TO ANDROID :
Download the VNC Viewer from the googleplay and follow my SlideShow given below,