The Megadap ETZ21 Pro (Sony E to Nikon Z) autofocus lens adapters are also not compatible with the latest Nikon Z8 firmware update version 3.0:
A similar situation exists with the Techart Z-mount adapters – see this Reddit discussion.
Update: issues were also reported with the Fringer EFTZ II adapter.
Viltrox also warns: don’t update Nikon cameras’ firmware with third-party lenses attached
Some Tamron lenses may not be fully compatible with the latest Nikon Z8 firmware update 3.0
