hi 1. i copied a word file to drive c & set modify ntfs permission for a local user such as omid , $ logon to windows with omid user , but i can not modify that file , that opend as read only , if i set modify permission to hole c drive it works , but if set for word or excel file on c drive do not work , why?attention: i have this problem on c drive only2. what is different between modify permission & read & write permission on word & excel Files , i want to some one can change a word file but can not delete it, wich permission i have to setthank you So much

Hi Omidmakhani, You may check the permission of the file if its set to read only. You may access the link below and try to take the ownership of the file you want to modify and set the permissions accordingly and check if it helps. http://support.microsoft.com/kb/308421 To know more about how to set, view, change, or remove special permissions for files and folders in Windows XP, you may access the link below and follow the steps in the article. http://support.microsoft.com/kb/308419 Hope this helps. Let us know the result. Thanks and Regards, Srinivas RMicrosoft Support.Visit our Microsoft Answers Feedback Forum and let us know what you think.