I have given a detailed explanation on how to hide and unhide folders in the below video.
http://www.yyv.co/Br3yC - (Youtube video link)
A quick tutorial on how to Hide and Unhide folders on your windows.
1) Open My computer or the place you have the file which you would like to hide.
2) Right click on the file and click on Properties and check the "Hidden" option.
3) Click on "Apply" and "Okay"
Now after you Refresh, The file should disappear.
To unhide the folder follow the below steps.
Go to Organize -> Folders and search option -> View tab -> Show hidden files -> Apply - > OK
