Try NoMachine. IME, performance is pretty sub-par, but if it's a once in a while thing you probably don't care that much. It's also got a "clean" and "modern" UI that would look right at home on a toddler's toy.
Try RustDesk, and evaluate run your own host (two binaries not really documented, that demand a home directory (well, a directory to write their stuff, basically you need hbbs and hbbr, plus a personal key to avoid having a relay open to the world).
It's essentially the very same service visually, but it's semi-FLOSS, multi-platform and self-hosting it with enough bandwidth offer very nice performances.
It's essentially the very same service visually, but it's semi-FLOSS, multi-platform and self-hosting it with enough bandwidth offer very nice performances.