In addition to yesterday's firmware update for the a9 that fixes problems with the camera's overheating indicator Sony has made new firmware versions available for the Alpha 7R II, 7S II, 7II, a6500 and a6300 models. Firmware downloads and full change-logs are available at the links below.

Sony a7R II and a7S II

  • Adds “Auto Pwr OFF Temp.” function
  • Improves operation when AF area is set to flexible spot
  • Adds “Live View Display” into custom button assignation
  • Adds “Set File Name” function
  • Supports visible light LED in external flash for AF (HVL-F45RM)
  • Improves release time lag when wireless flash is used
  • Optimizes exposure algorithm during focusing when Live View is off
  • Improves image quality when Long Exposure NR setting is OFF
  • Improves overall stability of the camera

Sony a7 II

  • Improves operability when AF area is set to flexible spot
  • Adds “Live View Display” into custom button assignation
  • Adds “Set File Name” function
  • Supports visible light LED in external flash for AF (HVL-F45RM)
  • Improves release time lag when wireless flash is used
  • Improves overall stability of the camera

Sony a6500

  • Supports new FE 100-400mm F4.5-5.6 GM OSS lens
  • Optimizes image stabilization performance in movie mode

Sony a6300

  • Adds “Auto Pwr OFF Temp.” function
  • Supports new FE 100-400mm F4.5-5.6 GM OSS lens
  • Modifies aspect of guide frame display in LCD (2.35:1 mode)
  • Improves overall stability of the camera