My problem now is that when I use keys on the keyboard, some odd/non English characters show up, so the solution can’t be to edit a file or do things from the pi command prompt. I have touchscreen input. Was hoping for some way to get back to the noobs menu with standard settings and start over?

Help for a real newbie. I got a Pi, configured it for a 7" LCD, everything was working well. Decided I didn't like the time being UK time and I'm in US, so found instructions how to "americanize" the pi settings. Did this and time successfully fixed, but along the way there was a keyboard reconfigur...