Press Windows + PrtScn to save a full-screen screenshot to Pictures > Screenshots
Press PrtScn to copy a full-screen screenshot to the clipboard
Press Alt + PrtScn to copy the active window screenshot to the clipboard
Press Windows + Shift + S to open Snipping Tool and select an area to capture (clipboard)
Use Snipping Tool (Start menu > Snipping Tool) to choose modes (Free-form, Rectangular, Window, Full-screen) and save
Press Windows + G to open Xbox Game Bar, then use the Capture button to take screenshots (game/app windows)