Press PrtScn to copy the full screen to the clipboard
Press Alt + PrtScn to copy the active window to the clipboard
Press Windows key + PrtScn to save the full screen as a file in Pictures > Screenshots
Press Windows key + Shift + S to open Snipping Tool and select a screen area
Open Snipping Tool from the Start menu to take a screenshot manually
Open Snip & Sketch from the Start menu to capture and edit screenshots
Use the Xbox Game Bar with Windows key + G and click the capture button
Paste clipboard screenshots into Paint, Word, or another app with Ctrl + V