Sony A77 and A65 Firmware update is announced by Sony, Download the Update for Sony A77(here) and Sony A65(here)
Improvements after firmware upgrade
Support flash control function for Micro Twin Flash Kit, HVL-MT24AM.
Improved response time of the following operation,
– Switching the screen mode between the LCD monitor and the electronic viewfinder
– Front and Rear control dial
– Fn button control
Other functional improvement.