I use Reg2Inf converter. http://www.ryanvm.net/forum/viewtopic.php?t=2169 After convert, edit it and follow the format below if you want to put it in HIVEINSTALL folder. [Version] Signature = "$Windows NT$" [SETUP] HKLM,"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones","IndexMapping",0x10000,"409","4","1009","4","80a","30","440a","30","480a","30","4c0a","30","c0c","35","240a","45","280a","45","300a","45","200a","55","340a","55","3c0a","55","400a","55","500a","55","416","65","2c0a","70","380a","70","422","85","438","85","441","85","809","85","816","85","1001","85","1401","85","1404","85","1809","85","2009","85","2401","85","2409","85","2801","85","2809","85","3001","85","3409","85","4001","85","40f","85","41c","85","43e","85","83e","85","100a","85","140a","85","140c","85","180a","85","180c","85","1c01","85","1c0a","85","2c01","85","2c09","85","3c01","85","405","95","40e","95","424","95","41b","95","81a","95","c1a","95","402","100","415","100","1801","100","41a","100","42f","100","403","105","406","105","427","105","813","105","827","105","40a","105","40c","105","42d","105","80c","105","c0a","105","407","110","410","110","413","110","414","110","807","110","810","110","814","110","1007","110","1407","110","41d","110","c07","110","100c","110","418","115","c01","120","425","125","426","125","40b","125","81d","125","408","130","423","130","41f","130","40d","135","436","140","3009","140","1c09","140","419","145","401","150","801","150","3401","150","429","160","2001","165","3801","165","420","185","439","190","421","205","41e","205","42a","205","804","210","c04","210","1004","215","404","220","412","230","812","230","411","235","c09","255","1409","290" HKLM,"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones","TimeZone_0",0,"Egypt Standard Time" and so on...