You're mixing up the commands. They are there in a specific order with different lines for a reason. Just copy and paste it into the terminal and it will all work. Now I would check that you don't have anything weird in sources.list: sudo nano /etc/apt/sources.list Wow. I feel like an idiot now. I ...

I am going to preface this by saying I am very new to this. I am trying to install Chromium in OctoPi in order to use TouchUI on a touchscreen through the Raspberry Pi. I am using a guide created by BillyBlaze that references your article in order to install Chromium. No matter how I type it, I cann...