SPT-Box com not work ??

Hi all user spt-box i want change imei sm-g900f but com not work ??

any help ??

thank



Note :

-cable c3300k (530k)

-this phone lost imei via reset efs

via Welcome to gsm-tips http://forum.gsmhosting.com/vbb/f452/spt-box-com-not-work-1866598/