Welcome to OptNode.com!

On this site you will find a variety of posts, articles, and how-to guides to help answer questions you may have about your smartphone, Windows computer, and Microsoft Office programs.

This includes topics like:

  • iPhone
  • Windows 7
  • Windows 10
  • Microsoft Word
  • Microsoft Powerpoint
  • Microsoft Excel
  • and more!

For example, you might want to know how to find the Control Panel in Windows 10, or how to flip an image in Word.

So check out our recent articles in the sidebar (at the right side of the screen on a desktop, or at the bottom of the page on mobile) to get started and look for a solution to a problem you are having.