Show hidden flies & folders

 When in "Explore" or "My Computer" , “Show hidden files & folders” can be selected form the “Tools” menu, & choose  “Folder Options”. Then in the “Folder Options” window click on the middle tab at the top of the window ”View”.  Click on the radio button " " next to “Show hidden files & folders” this will display “Local Settings”  & it contents.

While in “Folder Options” on the "General" tab at the bottom of the window you can select "Single Click"  & whichever option you like.