Steps to hide file:
1. Select the folder or file you would like to hide, and right click on it.
(http://pad3.whstatic.com/images/c/cd/Hide-Files-in-Windows-Step-1.jpg)
2. Select 'Properties' from the pop-up menu that appears.
(http://pad1.whstatic.com/images/e/e7/Hide-Files-in-Windows-Step-2.jpg)
3. Check the 'Hidden' check box located in the Attributes section, then click on 'OK'.
(http://pad2.whstatic.com/images/b/bd/Hide-Files-in-Windows-Step-3.jpg)
4. Right click on an empty space where the file or folder you chose to be hidden, and select 'Refresh' from the pop-up menu. If you have done the previous steps correctly, you will no longer see the file.
(http://pad3.whstatic.com/images/2/25/Hide-Files-in-Windows-Step-4.jpg)
[Source-internet]