Find a web-hosted practice management system, start with the piece she finds most valuable and easy to use (maybe a calendar?).
https://en.wikipedia.org/wiki/Wiki_software
The browser gives viewing, screenshotting, and PDF downloading/viewing for free.
If she never uses ai at work at all, start with something dead simple: -do research with it -put a large corpus of documents into LLM context and ask questions of it
That's probably where I'd start.
Honestly that wouldn’t be a terrible product: Pull in all of a judges written judgements or stated logic about their rulings and preemptively craft your case around their biases.