Hehe, sorry Here is exactly what I mean: LATEST VERSION - HFSLIP_60422.CMD Changelog for 60422: - implemented the KB918165 fix for problems with KB908531 This lines can be removed from hfslip: SET VAL918165={A4DF5659-0801-4A60-9607-1C48695EFDA9} {000214E6-0000-0000-C000-000000000046} IF NOT "%VERSION%"=="2000" SET VAL918165=%VAL918165% 0x401 Why? KB908531-v2, update.inf (here for example the w2k version used) ; Plugin.ocx HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\%SP_SHORT_TITLE%","DisplayIcon",0x00020000, "%windir%\System32\msiexec.exe" HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached","{1cdb2949-8f65-4355-8456-263e7c208a5d} {000214e6-0000-0000-c000-000000000046}",0x10003,0x1 HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached","{1e9b04fb-f9e5-4718-997b-b8da88302a47} {000214e8-0000-0000-c000-000000000046}",0x10003,0x1 HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached","{1e9b04fb-f9e5-4718-997b-b8da88302a48} {000214e8-0000-0000-c000-000000000046}",0x10003,0x1 HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached","{750FDF0E-2A26-11D1-A3EA-080036587F03} {000214E8-0000-0000-C000-000000000046}",0x10003,0x1 HKLM,"SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached","{A4DF5659-0801-4A60-9607-1C48695EFDA9} {000214E6-0000-0000-C000-000000000046}",0x10003,0x1 ThunderM