Show window contents while dragging, regedit, command line

Use 1 to enable "Show window contents while dragging"

reg add "HKCU\Control Panel\Desktop" /v DragFullWindows /t REG_SZ /d 1 /f

Use 0 to disable "Show window contents while dragging"

reg add "HKCU\Control Panel\Desktop" /v DragFullWindows /t REG_SZ /d 0 /f