This update improves the following issues:
When you use flashes, there is a delay from the time the shutter button is pressed to the time the shutter and the flash release.
Applicable camera models: α7, α7 II, α7R, α7R II, α7S, α7S II, α5000, α5100, α6000, α6300, α6500, NEX-3N, NEX-5R, NEX-5T, NEX-7, NEX-F3, NEX-6

Updated Serial Number: 065935 or later

This update improves the following issues which may rarely occur with certain settings.
1.The back monitor of camera instantly flashes when the shutter button is pressed halfway.
2.AF doesn’t work properly after the camera recovers from the sleep mode or power off.

Updated Serial Number: 049029 or later