The BIGGEST Firmware Update for the SONY A7IV is Here! (v4.0) | How to Upgrade in Malayalam

[@VIJOVINCENT-m2d]

❤❤

[@MrFalch]

The last update 4,0 'bricked' my new Samyeung 135mm F1,8. AF-C focus only pulsating and is useless.

[@melvinvictor]

Can we update from 2.1 to 4.00

[@Vineeth_Krishnan_PC]

Yes, we can