how do i update this or do i have to uninstall and reinstall?
Hey Alcapone!
On Android you can grab the latest .rpa (high res or compressed) and place that where you put the initial .rpa. We have an Android guide here:
https://zanithone.itch.io/a-house-in-the-rift/devlog/583030/android-installation...
For PC you can grab the highes or compressed!
Saves carry over automatically