>I realize that there are many approaches to move the application from the customer VM to a Cloud server or a terminal service. But, I am in my late 60s and have no energy, desire, and skills to learn new technologies.
I faced that decision several years ago and arrived at a similar conclusion.
We just can't stand still, can we.
Here's a thoughtful article about it.

https://www.nytimes.com/2022/12/31/opinion/southwest-airlines-computers.html