Here is simply trick to open you windows "Add or Remove folder" or "Programs and features"
1) Click on start menu
2) open "Run..." option from right side list or Simply click on keyboard by presssing "windows key + r"
3) It will open simple dialog box and enter in text field "appwiz.cpl" and click OK.
4) Wow it will open our program and features folder.
Then simply uninstall or repair your installed programs.