Hello my friends
my problem is that i have resume ability on direct link but when change it to secure link this ability not working, for example :

Direct link
http://www.mydomain.com/uploads/myfolder/1.rar

change to Secure link
http://www.mydomain.com/vfm-admin/vfm-downloader.php?q=dXBsb2Fkcy8xMS4yMi42My8xLnJhcg==&h=4737ee045e8b3b9be5d1fa4caf7de8e9&sh=7774b265a13e0664872a2bbf9d00b40f

What do you think?