Tried to install update 6.31 and everythings broken

As title says, tried to follow the online guide to fix a janky installation, tried to completely uninstall and reinstal but nothings working. Error log below, any help greatly appreciated.

Rhino_6_20201203140237.rar (9.6 KB)

Possible Solutions:

  1. Cause: The installer is unable to remove an older version of Rhino.

Solution: Run Microsoft’s Fix problems that block programs from being installed or removed, and select any components that have Rhino 6 in their name.

  1. Cause: The installer failed to install rhiexec.msi with error code 1603. This article explains how to resolve that error.

Solution: Read