Answer:
Explanation:
First a header is needed indicating which bash will be used (sh, zsh, bash, etc.), then it is necessary to change the file extension so that the system recognizes it as an executable file and no longer as text
Try restarting it. If you can’t restart because the screen is frozen maybe just turn it off and back on. If you already tried restarting and it still didn’t fix the problem, just give it some time. The computer will reset itself eventually which should fix the problem.