Taking a screenshot on a Mac is effortless. Simply hold down Command-Shift-3 to capture the entire screen, or Command-Shift-4 to capture a highlighted area. You can even hold down Command-Shift-4 and then hit the space bar to screenshot a specific window or menu.
How to change where screenshots are saved on Mac
Step 1: Open Terminal
Step 2: Create the folder where the screenshots will be saved, for this example, I will save it to ~Documents/Screenshots, so type the following command:
Step 2: Now you can change the default setting by typing the following command:
defaults write com.apple.screencapture location ~/Documents/Screenshots
Step 3: To apply the changes, enter the following command: