My activation key for windows 8 release preview build 8400 didnt work.or it is wrong for my windows so i need other activation key.. This windows 8 release preview product key is publicly posted and shared by microsoft to use with your windows 8 installation. we do not promote or support software privacy. these serial keys can be used only with the windows 8 preview versions and cannot be used as license keys with final release of windows 8.. Windows 8 release preview expired the day windows 8 was released. either buy a new copy of windows, download windows 10 preview, or use a a free os . ask a new question.
Re: steps to activate windows 8 release preview build 8400? dera friend let me tell yo what is te windows release preview. windows release preview is the beta vesion of the windows released for the beta tseters to have a taste of the windows.. Few days ago i had installed windows 8 release preview build 8400 but i could not activate my windows even though i have the original product key. what is the use of buying the windows 8 if we have to. Windows 8 release preview build 8400 the last serial number for this program was added to our data base on january 4, 2015 477 visitors told us the serial is good, 312 guys said the number..
