Reply To: Getting Back to Command line: I think I messed up

[trimmtrabb]

Hi, this tutorial should help you with the basics:

An A to Z Beginners Guide to Installing RetroPie on a Raspberry Pi 2 B+

Some of it’s a bit out of date now but the main things you need to know are covered. I recommend you use the pre-built RetroPie image if you aren’t already:
https://www.petrockblock.com/retropie/retropie-downloads/