Press PrtScn to capture the entire screen (saves to clipboard)
Press Alt + PrtScn to capture the active window (saves to clipboard)
Press Windows + PrtScn to capture the entire screen (saves to PicturesScreenshots)
Press Windows + Shift + S to open Snipping Tool (select an area to capture; saves to clipboard)
Press Win + G to open Xbox Game Bar, then select Capture to take a screenshot (for games)
Open Snipping Tool, choose New, select the capture type, then save the screenshot
Open Snipping Tool, choose Mode (Free-form/Rectangular/Window/Full-screen), then select and save