To use a icon ".ico file" you need to righ click on the thing u want to change the icon. Click "properties" then click "Change Icon" Put the file location of the icon at the bar of the top. Enjoy your new icon
-Iconsor
I suggest that everyone not familiar with how to use icons view this 4 minute tutorial which has detailed illustrated instructions with narration.
https://www.youtube.com/watch?v=MiGOEmPk234
Thank you for posting Iconsor but I found your instructions to be a bit confusing and vague.