i have original N73 and i changed it to MUSIC EDITION
now i want my version back and i dont know how to do it...
i have my original product code... and have the software "nokia software updater"

helpp mee please

Use NSS to do that. Search on those forums to know how!

yes i have this program can you give me a link to how to do it???

I already saw on this forum how to do... I don´t have the direct link, but search for that and you should found. But, is very easy!