
You can now download the A7IV firmware at Sony (Click here) .
Precautions when updating from Ver.1.01 or earlier
- When updating from Ver.1.01 or earlier, you need to update to Ver.1.05 before proceeding with the Ver.1.10 update. Only update to Ver.1.10 after updating to Ver.1.05 . If you try to update to Ver.1.10 without updating to Ver.1


