IP means Internet Protocol.
An IP address is the most unique address on your phone. That can identify a device on the internet or a local area network(LAN). Internet Protocol is a set of rules governing the format of data sent through the internet or local area network.
An IP address is a 32-bit number. It identifies a computer or other devices such as a printer or router on a TCP/IP network. Internet Protocol addresses are normally expressed in dotted-decimal format with four numbers separated by the periods which is 192.168. 123.132
We need IP addresses or Internet Protocol (IP) addresses are the most unique numbers assigned to every computer or device or even your mobile phone that is connected to the Internet. And also Among other Significant functions of the device and they identify every device connected to the Internet to check whether it is a web server, smartphone, mail server, laptop, or any other device.
To locate or to know your IP address
On an Android smartphone or tablet click on Settings and then click Wireless & Networks and then select the WiFi network that you are connected to and then click Your IP address is displayed alongside other network information is open on your device.