3 Methods To Take A Screenshot On An Apple Laptop / PC.

Screenshot of the Entire Screen 1. Ensure your screen shows exactly what you intend to display in your screenshot image. Make sure all windows are visible. 

2. Press Command + Shift + 3. If the sound is on, your computer will make a short shutter sound.

3. Your pic will be saved as a "screenshot" on your desktop. The screenshot will be saved under "screenshot" and labeled with the date/time.

An earlier version of OS X will save it under "Picture #"--" For example, if it is the 5th screenshot on your desktop, it will be called "Picture 5."

Screenshot a Portion of Your Screen 1.  Use Command + Shift + 4. The cursor will change into a small crosshair reticle.

To highlight an area you want to photograph, click and drag your cursor. You will see a grayed rectangle where you drag your cursor. To adjust your windows, you can press Escape.

Release the mouse. If your computer's sound has been turned on, you will hear a short shutter noise. This indicates that the screenshot has been taken.

Your screenshot will be saved to your desktop. The screenshot will be saved in a .png format with the date/time.

An earlier version of OS X will save it under "Picture #"--" For example, if it is the 5th screenshot on your desktop, it will be called "Picture 5."

Screenshot an Open Window 1.  Press Command+Shift+4, then hit the Space key. The crosshair will transform into a small camera. To return to the reticle, you can again press Spacebar.

Move your cursor to the window you wish to capture. As the camera moves over windows, it will highlight them in blue. To move through windows, you can use keyboard commands like Command+Tab.

Click on the window. Like other screenshot methods, the selected window picture will be saved to your desktop as a default.