Open MY COMPUTER
open the TOOLS TAB, in the drop down menu,
Click on FOLDER OPTIONS
open the VIEW TAB

enter a check mark "HIDE EXTENSIONS FOR KNOWN FILE TYPES"

this will prevent the file...

Im using WinXp ;

When I rename a file; I get a message that tells me that I will lose the file association as it thinks i am changing the file extension also "as the file extension is listed in...