You are looking for a Lumira add-in 1802, however, you see the add-in with "obsolete" message.
SAP Hybris Cloud for Customer 1802/05
Reproducing the Issue
Go to the Downloads section.
Lumira is showing as "Obsolete".
A decision has been taken by product management to discontinue SAP Lumira add-in from 1802 onwards, from 1805 we will remove the option from downloads section.
This is the expected system behavior from 1802 onwards.
Lumira ; Add-in ; depreciation; , KBA , LOD-CRM-LUM-EXT , Lumira Extension for Connecting to YaaS Service , LOD-CRM-ADM , Administration UI , How To