Dear mytamhuyet

Please increase upload max size and memory limit for your site in php.ini file
or contact your host provider to increase it.

I could not found your order
Could you please let us know your Item Purchase Code of this theme? You can refer guide in here: www.smartaddons.com/documentation/how-to-get-themeforest-item-purchase-code/

We need to check it before supporting.

thanks