1-) Create a new folder. 2-) Click to select the folder, press F2. The name of the folder will become editable. 3-) Press Delete. The text will be deleted. 4-) Press ALT with your left hand (keep it pressed and do not release it) and with your right hand type 255 using the numeric keypad on your keyboard, release the ALT key and press Enter. You have now created an unnamed folder. 5-) Now to make your unnamed folder invisible you need to give it an invisible icon. Here is how to do it. Right click on the unnamed folder and choose Properties. 6-) In the Customize tab, click on the "Change icon" button. 7) a little scroll right to press space to make the folder invisible