Summary 
Do you need to identify the IP address of your computer, smartphone or tablet? The operation is ultimately very simple. Here we will explain how to know its IP address on PC, Mac, Android and iOS.
How to know your IP address? // Source: Frandroid 
As soon as a device connects to a network (local or directly to the Internet), it is assigned an IP (Internet Protocol) address. It is the sesame that allows your computer, smartphone or tablet to identify and be identified. Without this, the exchange of information would simply not be possible. An IP address can have several characteristics, it is fixed or dynamic, it then changes with each new connection to a network. Then, it can be public or private (local). We will focus on this last point.
The public IP is the address of your machine when it is directly connected to the Internet. However, in most cases you will be in the second situation, with a private (Local) address. This means that your device is connected to a local network (Ethernet or Wi-Fi), which may or may not be connected to the Internet, via an Internet box for example. We are going to explain to you how to know its IP address on PC, Mac, iOS and Android. 
How to know your IP address on PC
On Windows, we offer you two solutions to know your IP address, by typing a command line or by just using your mouse. 
How to know your IP address on Windows 10 PC
On Windows 10, you don't need a command line, everything will be done with the mouse in two clicks. Click on the icon corresponding to the network connection (Network and Internet Settings) in the taskbar at the bottom right of the screen. 
How to know your IP address on PC Windows 7/8/10 with the command prompt
Using Command Prompt, it is also easy to know your local IP address in seconds on Windows 7, 8 and 10. 
How to know your IP address on Mac
On macOS, the operation to perform to find out the IP address is also quite simple.
How to know your IP address on Android
For Android, we will take the example of a Google Pixel smartphone on Android 11. However, the procedure is almost identical for all other smartphones, from Samsung to Xiaomi. Note that we are here in the situation where you are using a Wi-Fi network to connect to the Internet. If you use the telephone network, your IP address is then a public address which requires another procedure to be known.
How to know your IP address on iOS
Here's how to find out your IP address on iOS. As on Android, note that here we are in a situation where we are using a Wi-Fi network to connect to the Internet. If you are using the telephone network, then your IP address is a public address and it will take another method to reveal it.
How to know your IP address on Linux
Under Linux, to know its IP address the procedure is not very far from that under Windows. Just open a command line window and type “hostname — I”.
This query then displays the IP address of each of your network adapters. The ifconfig command provides more complete information, but this command being considered old, it is advisable to use ip a.
Finally, it is possible to go through the graphical interface and the Network Manager of your distribution.
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