SHELL

change permissions on all files in all sub-directories

find /path/to/directory -type f -exec chmod 664 {} ;

change permissions on all sub-directories

find /path/to/directory -type d -exec chmod 775 {} ;

find change permissions to subdirectories

sudo find /var/www/html -type d -exec chmod 755 {} ;

change permissions on all files in all sub-directories

find /path/to/directory -type f -exec chmod 664 {} ;

change permissions on all sub-directories

find /path/to/directory -type d -exec chmod 775 {} ;

find change permissions to subdirectories

sudo find /var/www/html -type d -exec chmod 755 {} ;