On 02/01/2018 03:40:11, wrote:
Last night at midnight my computer with Windows 10 failed. A message now
pops up and says "Windows 10 has expired". At 11:59 pm on December 31,
2017 Windows was working fine. At 12:00:01 January 1, 2018. it was dead.
I am now using an old computer with Windows XP to post this.

Of course it has, you should have left the computer on for another hour
and you will see it has updated to Windows 18

--
mick