but still i am having problem.i cannot find the folder C:\Windows\Installer and C:\Users\<Username>\AppData\Local\Temp.i have also opened the hidden files.i have tried re installing the ms download manager.but no use.r u telling the steps for windows 7 ultimate N?
once again thanks for helping me nikorr.
don't get anger on me bcoz i need one more help.
i solved the error 2203 problem by the steps u told me.
when i install ms download manager it didn't display the error 2203 message but in a few second it shows that i have insufficient privileges to acces the directory c:\program data\microsoft\windows\start menu\programs\microsoft download manager.it asks me to log on as an administrator.what should i do next and how to log on as an admin.