How to set folder permission and all subfolders in Mac terminal? You can try with these commands:
change chmod all files and directories within the current directory
change chmod all files and directories within the current directory
find . -print -exec chmod 777 {} \;
To change all the directories to 755 (-rwxr-xr-x):
find /opt/lampp/htdocs -type d -exec chmod 755 {} \;
To change all the files to 644 (-rw-r--r--):
find /opt/lampp/htdocs -type f -exec chmod 644 {} \;
To change only the folder permission
chmod -R <permissionsettings> <dirname>