madman

I NEED HELP WHEN i CLICK THE DOWNLOAD BUTTON ON THE WEB PAGE THE RUN BOX POPS UP AND i CLICK RUN IT STARTS TO DOWNLOADAND THEN THE BOX APPEARS WHERE YOU HAVE TO CLICK I AGREE ONCE i CLICK I AGREE A WARNING MESSAGE APPEARS AND SAYS " DOWNLOAD CAN'T BE COMPLETED BECAUSE THE FILE PROFILE/APPLICATION DATA/NCH MIXPAD/WELCOMEMP3 CAN'T BE WRITTEN TO i NEED TO KNOW WHAT TO DO BECAUSE HAVE PAID FOR THE SOFTWARE AND CAN'T USE IT OR RETURN IT SOME BODY PLEASE HELP ME.