Upgrading K750i firmware to the latest version: R1CA021

I just upgraded my Sony Ericsson K750i to the latest firmware version: R1CA021. The actual upgrade took less than 20 minutes but I spent more than half an hour downloading the Sony Ericsson Update Service because I was also downloading a ton of podcast episodes that time. To know the firmware version of your Sony… Continue reading Upgrading K750i firmware to the latest version: R1CA021