Usually when you press the PrtScr button, the screenshot is saved to your clipboard, ready to paste into a document or email.
To save the screenshot as an image, press the Windows button together with the PrtScr button. This will save the screenshot as an image in a Screenshots folder in your Pictures folder.
To save the screenshot as an image, press the Windows button together with the PrtScr button. This will save the screenshot as an image in a Screenshots folder in your Pictures folder.