Sony has released a new firmware update for its A9, A7II, A7RII, A7SII, A6300 and A6500 mirrorless cameras.

The firmware version 4.0 for Sony A7II and A7RII includes several improvements and fixes. Sony A7SII upgraded to version 3.0. Checkout the Sony A9 firmware update 1.01 for overheating issus here.

You can find the whole details and download links below.

Sony Firmware Updates for A9, A7II, A7RII, A7SII, A6300 and A6500

Sony A7II Ver. 4.00 Details

Release date: 2017-06-08 [Download from Sony Japan or Sony Support]

Improved operability when moving the focus area position (The standard function is changed to the focus standard function and you can move the flexible spot point with fewer steps.

“Live view display (setting effect reflected on / off)” function added to functions that can be assigned to custom buttons

Added “File name setting” function

External flash (HVL-F45RM) AF assist light compatible

Shortening release time lag when shooting with wireless flash

Other operation stability improvement

Sony A7SII Ver. 3.00 Details

Release date: 2017-06-08 [Download from Sony Japan or Sony Support]

“Auto power off temperature” function added

Improved operability when moving the focus area position (The standard function will be changed to the focus standard function and you will be able to move the flexible spot point in fewer steps.

“Live view display (setting effect reflected on / off)” function added to functions that can be assigned to custom buttons

Added “File name setting” function

External flash (HVL-F45RM) AF assist light compatible

Shortening release time lag when shooting with wireless flash

Live View Display Setting Effect Reflect Optimization of aperture operation at distance measurement

Improvement of image quality when NR setting on long time is OFF

Other operation stability improvement

Sony A7RII Ver. 4.00 Details

Release date: 2017-06-08 [Download from Sony Japan or Sony Support]

“Auto power off temperature” function added

Improved operability when moving the focus area position (The standard function will be changed to the focus standard function and you will be able to move the flexible spot point in fewer steps.

“Live view display (setting effect reflected on / off)” function added to functions that can be assigned to custom buttons

Added “File name setting” function

External flash (HVL-F45RM) AF assist light compatible

Shortening release time lag when shooting with wireless flash

Live View Display Setting Effect Reflect Optimization of aperture operation at distance measurement

Improvement of image quality when NR setting on long time is OFF

Other operation stability improvement

Sony A6500 Ver. 1.03 Details

Release date: 2017-06-08 [Download from Sony Japan or Sony Support]

Compatible with new lenses (SEL 100400 GM) · Improved camera shake correction stability in movie mode

Sony A6300 Ver. 1.03 Details

Release date: 2017-06-08 [Download from Sony Japan or Sony Support]