Each laptop has the inherent way of making screenshots with the help of keyboard buttons, and the same situation is with Chromebook. Ctrl and Show were the keys used for making a screenshot on Chromebook. Full screen and partial screenshots using these keys are also explained.
1. For Full-Screen Screenshots: Ctrl + Show
2. For Partial Screenshots: Ctrl + Shift + Show
The Show Windows key on a Chromebook is located on the Keyboard top row. You may view an icon with a window and two parallel lines that are placed one above the other beside the icon.
For more read -
perfectio.net/how-to-take-a-screenshot-on-a-chromebook/