How to take a screenshot on Ubuntu

1. How do I take a screenshot on Ubuntu?
Press PrntScrn = Capture and save the screenshot of the entire screen to the “Pictures” directory.
2. How do I take a partial screenshot?
Press Alt + PrntScrn = Capture and save the screenshot of the current window to the “Pictures” directory.
Press Shift + PrntScrnand use your mouse to drag a box = Capture and save the screenshot of an area you select.
3. Again, where do I find my screenshot?

When you use a keyboard shortcut, the screenshot is automatically saved as an image file (*png) in your Pictures folder. The file name will look like that begins with Screenshot and includes the date and time it was taken.

4. What do I do if I want to copy the screenshot image directly to the clipboard instead of saving it?
Press Ctrl + PrntScrn = Capture and copy the screenshot of the entire screen to the clipboard.
Press Ctrl + Shift + PrntScrn = Capture and copy the screenshot of a specific region to the clipboard.
Press Ctrl + Alt + PrntScrn = Capture and copy the screenshot of the current window to the clipboard.