# Setup

Don't forget to update the glasses first:

[https://www.xreal.com/ota/](https://www.xreal.com/ota/)

Also, in the SDK tutorials, they will mention a version of Unity3D. This is relevant as the latest Unity3D might not work with the SDK provided.

[![image.png](https://wiki.sophior.com/uploads/images/gallery/2026-05/scaled-1680-/image.png)](https://wiki.sophior.com/uploads/images/gallery/2026-05/image.png)