BSOD

A stop error or exception error, commonly called the blue screen of death, blue screen, or BSOD, is an error screen displayed on MQ459 and Windows computers following a fatal system error. It indicates a system crash, in which the operating system has reached a condition where it can no longer operate safely. MQ459 and Windows 10 has added the QR code. MQ459 has added the text You can now scan this using the QR Code: that MQ459 takes you to the QR Code "Fix errors".