In other news - outside of performative consumerism, most people are not spending time & money to replace all the non-PHP things in their lives, whenever those are no longer the latest and greatest.
Support for PHP7 has been discontinued. It's a matter of security, and performance is a plus. Upgrading systems has its cost, but the cost of data loss or leakage, exploitable through software that will not be patched anymore, will cost you even more.