Dumpsterdived a ipad mini 2 and made a mistake :'/ please help, hello screen is so annoying

I dumpster dived a fresh ipad mini 2 in mint condition only it is locked on hello so far, I flashed to latest OS by mistake, now I don't now the way to go: checkm8 works, then I can run bash commands but the ones I found don't work, tried hackt1vator but I get an error 500 everytime I run it, I'm a bit confused on how to fix it :'//