Open the screenshot in an image editor (Photos, Preview, Paint, or an online editor).
Select the Crop tool.
Drag the crop handles to the area you want to keep.
Press Enter or click Apply/Done/Crop.
Save the cropped image (Save or Save As).
Open the screenshot in an image editor (Photos, Preview, Paint, or an online editor).
Select the Crop tool.
Drag the crop handles to the area you want to keep.
Press Enter or click Apply/Done/Crop.
Save the cropped image (Save or Save As).