These programs connect with a server in China. You MUST disable your anti-virus and firewall in order to download the programs and updates. Any active anti-virus will try to delete the files as it does not recognize the file as safe. They are safe but because of language issue it is often seen as a virus and it will delete your files. YOU MUST DISABLE YOUR ANTI-VIRUS AND FIREWALL or you will not be able to download the software properly. If you need help unzipping compressed files...see video at bottom of page.