For most people who registered for extended service updates after Windows 10 EOL, the world as we know it ends in October, again. Personally, I didn’t bother and kept using it anyway, for the few things I use it for, but people might want to think some more about the alternatives.
Here’s a short video discussing some of the options, from “Explaining Computers”, delivered in the style of an 80s BBC presenter talking about BBC Micros (as usual):
Windows 10: Four Months to Go (Again)