HOW TO USE PRINT SCREEN

Go to the webpage you want to use.  Then on the upper right portion of the keyboard, press PrtSc (print screen), mostly near F10.  Then open PAINT.  Go to EDIT and click PASTE.

 

After you click PASTE, you will see this page. (below)

Then click SAVE AS and choose JPEG as file format.  When you upload the file, the result would be like this. (see below).  You may also use the CUT option if you want use specific area of the page before saving it.