Download the Elearn ISO, install it on a cheap refurbished Dell Latitude running Windows 10 LTSC (Long Term Servicing Channel), and disconnect that laptop from the internet permanently. You will have a portable, stable, offline Fiat service center that fits in your tool bag.

Procedures for resetting the oil degradation index on diesel models.

Why does it appear next to "Fiat Tipo"?

If you have a base version (e.g., 2016), the UPD is often a separate .mdf or .upd file. Inside the software, navigate to Utilities > Update Database and point it to the UPD file. This merges new model data without corrupting your existing car profiles.