Has anyone tried this for
Opel Astra (MY 2016 - MY 2017)
Opel Insignia (MY 2016 - MY 2017)
Opel Mokka (MY 2017 ->)

opel.navigation.com/sku/T1000-25860O/en_GB/OpelEMEA/GBP

It seems to be a USB stick and is not coded to a specific vehicle.
Maybe we could get a few of us together to buy one stick and share the USB???? Or upload it as others have done here.