Alpha 6400 (ILCE-6400) firmware v2.00
Sony · First seen by GearPulse Jul 4, 2026
This firmware has been withdrawn by Sony
(Jul 4, 2026).
Vendors occasionally pull firmware that causes problems — do not install this
version. It is kept here for the historical record.
What's in this update
We haven't been able to collect release notes for this version yet. Check Sony's website for the full details of what this update changes.