My GPU doesn´t work i hashcat anymore "No devices found/left."

[v71221]

Sure, you can copy/paste. Copy text of script from
https://hashcat.net/forum/thread-11349.html
and paste into your favorite editor, like mousepad or notepad++
1st line of script should be
#!/bin/bash
Please read here
https://en.wikipedia.org/wiki/Shebang_(Unix)