magento reset permissions magento 2 code example
Example: magento 2 file permissions
find . -type f -exec chmod 664 {} \;
find . -type d -exec chmod 775 {} \;
find var pub/static pub/media generated/ app/etc -type f -exec chmod g+w {} \;
find var pub/static pub/media generated/ app/etc -type d -exec chmod g+ws {} \;