how to change the permission of folder to 664 in linux code example
Example: how to make all directory 775
find /opt/lampp/htdocs -type d -exec chmod 755 {} \;
find /opt/lampp/htdocs -type f -exec chmod 644 {} \;
find /opt/lampp/htdocs -type d -exec chmod 755 {} \;
find /opt/lampp/htdocs -type f -exec chmod 644 {} \;