For Small upgrades you can actually just use the new setup file. It should just find your previous install and tell you what you are upgrading to and what you are upgrading from.
Click NEXT, NEXT, NEXT etc…
At the end you will need to log in as root and perform a “Check”/”Upgrade” of the Database data.
You will be asked to Apply the Server configuration.
You should get some results back:
You are Done!