start Regedit /e backup1.reg "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Keyboard Layouts\b0000407"
start Regedit /e backup2.reg "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Control\Keyboard Layouts\b0000407"
start Regedit /e backup3.reg "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Keyboard Layouts\b0000407"