The tutorial says: If you are very paranoid, you can remove execute permissions on the bash_old .... $ sudo chmod a-x /bin/bash_old /bin/sh_old.... ------ I t

The tutorial says: If you are very paranoid, you can remove execute permissions on the bash_old .... $ sudo chmod a-x /bin/bash_old /bin/sh_old.... ------ I think this is the big mistake, so i replace the old PATH to new PATH with the new bash update (Upgraded with Homebrew) by following the steps: $ sudo ln -s /usr/local/Cellar/bash/4.3.25/bin/bash /bin/bash $ sudo ln -s /usr/local/Cellar/bash/4.3.25/bin/bash /bin/sh When I restarted the macbook, i set my password and nothing happens, loading...loading...loading....nothing happens. Here the tutorial: https://apple.stackexchange.com/questions/147005/can-bash-be-replaced-entirely-in-os-x https://apple.stackexchange.com/questions/147005/can-bash-be...