Addition to Adem reply. You should login to launchpad configuration page and make sure the tile is able to load in launchpad configuration. Launchpad config sample link is like this.
https://<host><port>/sap/bc/ui5_ui5/sap/arsrvc_upb_admn/main.html?scope=CONF#
If it is not loaded, make sure you have assign pfcg role to your user.
Thanks.
Regards,
-Ben-