Instead of stressing, you could move on to supporting the next cool kids.
That was 2020. Six months ago, I find out she is still using it and its a "bit slow". I update it from 18.04 to 24.04 via ssh over an OpenVPN connection on the box itself. Its still in use and is still attached to both one of my home OpenVPN servers and my work Mesh Central.
I've also recently repurposed another Win10 but can't do Win11 laptop to someone so they can do some courses.
I think I'm doing all right with supporting the next cool kids.
I'm still stressing though 8)
Google should be fearful for how easy it was to replace them entirely with Kagi, and how little I miss it.