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chown permissions sudo bin

  1. chepkasov

    Undo chown/chmod /usr/bin

    Hello, guys, I did a huge mistake, wanted to change chown for /usr/local/bin and changed for /usr/bin... :-( Now I can't use "sudo" and others... Tried to change it back and operation is not permitted. Help me to solve it please, or tell me, should I reinstall Mac OS? And if is possible to do...