using .htaccess file:

1. create the .htaccess file
2. the content of the .htaccess file should be:

   php_value safe_mode "1"

using php.ini file

1. upload to specific folder the php.ini file
2. in php.ini enter this command

   safe_mode = Off

for globall efect, search php.ini in /etc/ folder and chnage safe_mode = On with safe_mode = Off !

NOTE: Php Safe Mode was removed in PHP 6.0.0. (features.safe-mode)