RaspberryPi card doesn’t have no default turn off button.
You can’t just disconnect it from power supply – it may cause problems with SD card.
Firstly you should execute command:
sudo shutdown -h now

Option 1 – set static IP address in router
Many routers have settings to assign static IP address based on MAC addres of network card.
Each router has different administration panel, so I won’t describe this option in detail.
If IP address of your local

In this post i will show you how to check IP address of your raspberry after you connect it to network.

What is needed?

8GB microSD recommended
Raspberry Pi device
Network cable for router connection