Sony has issued a new firmware update for the A9 which adds a new Silent Priority option to the Aperture Drive in AF, among other improvements.
According to Sony’s website, firmware version 3.10 for the A9 adds the following:
- Support of “SEL400F28GM”
Adds a [Silent priority] option to the [Aperture Drive in AF] setting in the menu.
*Using the lens “SEL400F28GM”, when [Silent priority] is selected, the sound emitted by the aperture drive will be reduced. This is useful in shooting conditions where camera noise should be kept to a minimum. Note that Auto Focus may become slower when [Silent priority] is selected.- Other improvements
Improves the overall stability of the camera
Click here to download the new Sony A9 firmware update.

Article Name
Sony adds Silent Priority option to A9’s AF in firmware update
Description
Sony has issued a new firmware update for the A9 which adds a new Silent Priority option to the Aperture Drive in AF, among other improvements.
Author
Jeff Meyer
Publisher Name
Camera Jabber
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