If you have received a numeric licence code and can't register, please download the last built version by clicking here and use the code you got.
If you have upgraded to the last version but the old code can't work, please contact support@yuansoft.com with your registration name and order REF# for a new code.
If ask for technical support or report bugs, please kindly tell us some information about your CD-ROM types,windows version etc. Thanks.