Hello, Jacob here! Today I'm going to show you How to connect your Nintendo Switch to the internet so lets get to it!
Step 1: Get you Nintendo Switch
You are going to need to go and grab your Nintendo Switch to complete this guide
Once you've got it you can move on to step two!
Step 2: Turn your Nintendo Switch on
Press the Power Button on the top left of the console to switch it on
Step 3: open the Home Menu
By pressing the "A" three times the home menu should open!
Step 4: Open System Settings
By pressing the icon circled in the image below you will open System Settings
System Settings looks like this:
Step 5: Opening Internet settings
Scroll down until you find this:
then click on it.
Your screen should now look like this:
Now click on Internet Settings: 
You screen should do this for a bit:
then your screen will now look like the image below and you can move on to Step 6 
Step 6: Connecting to the Internet:
Now that we've got this screen showing up all we have to do is choose a network to connect to!
Click one of these buttons, enter the Password if there is one:
Congradalations! you have officially connected you Nintendo Switch to the Internet!
Note: Some Games & Apps require Nintendo Switch Online to be purchased so be aware of that.