1.1 How can I make my products visible in the Online Catalog section in ETS? In other words, how can I enable the Online Catalog for my company and how to access it?

If you are a new Manufacturer, then this tool has been enabled in the MyKNX via which you had applied to become a KNX Manufacturer. If you are a Manufacturer that has joined KNX before the 1st January 2016 then you have to follow the steps 3.3.1 and 3.3.2 you will find in this Online Catalog tutorial v03.01.01.zip