Here's a brand-new Elementary OS 6 Odin installer, which also acts as a first-time setup wizard when you select the live mode, perform a clean, or custom install (Advanced).

Installing Pantheon Tweak Tool : https://youtu.be/ZuO6-EQfgos
Dark Mode on Elementary OS 6 : https://youtu.be/JaFXaSpxIDs
Multi-touch Gestures on Odin : https://youtu.be/oFBnoMiM37w
Elementary OS Customization : https://youtu.be/8-PIqxHLuwY

Elementary devs have been putting lot of polish and cleanup into the installer UI. They've ensured the various views no longer resize the window, reworked the layout in a few of the views to be more consistent with one another, pleasant animation to the installation progress view instead of just a static icon, and improved disk detection and error handling when failing to install on certain setups.

Since the installer is such a critical part of the OS, the devs highly encourage you to reinstall from Beta 2 if you have been developing on and testing elementary OS 6. It's important we ensure it works…