My Brother just bought Xperia Z - LTE today,, and the OS is stil 4.1.2. I tried to update it to 4.3 using OTA and PC Companion. But the
result was that is the latest update. What should I do then? Does it really true? I'm from Indonesia actually..
result was that is the latest update. What should I do then? Does it really true? I'm from Indonesia actually..