A portal to the Nether requires ten Obsidian blocks (eco version) or fourteen Obsidian blocks for the full version.
You build a portal out of 14 obsidian
A Nether portal is an obsidian structure that can transport players to or from the Nether dimension. USB doesn't come into it anywhere. The 'Minecraft USB nether portal' is just a YouTube fake.
The get to the Nether in minecraft, you need at least 10 obsidian and a flint and steel. You need to make a Nether Portal, a 4x5 portal, and set it alight with the flint and steel.
What the heck are the Netherlands? If you mean the Nether, then you get there through a Nether Portal. Plus you don't have to be in creative.
Make a 4x5 obsidian frame, and set the middle of it on fire.
You will need 14obsidian if you are going to place obsidian on the corners of the portal, but if you fill in the corner of the portal with other blocks, then you will only need 10.
Unfortunately, you can't because you need Obsidian and in order to get that, you need a diamond pickaxe to mine the Obsidian.
Obsidian is found in really deep creeper caves with magma and water. Magma + Water = Obsidian You need a 3x5 rectangle of obsidian and light it with flint and stone.
Get a ghast to shoot it's fireball into the nether portal and if the portal is gone and you have no obsidian you are stuck and must make a new world, thats why you should always make a backup
Get 12 obsidian and make a rectangle out if it and make sure you have flint & steel and get your flint & steel and tap your flint & steel on the portal.
You can make a Nether Portal. Put the Obsidian in a 4x6 vertically with a 2x3 hole in it. Using Flint and Steel or a Fire Charge, right click on the bottom Obsidian.