Are you a Sony Xperia C3 users, then get ready to receive Android 5.1.1 Lollipop update in the next coming days. The update will be rolling out to all the handsets at a time around the entire planet.
The Android 5.1.1 update is seeding to both single SIM Xperia C3 (D2533) as well as the dual SIM Xperia C3 Dual (D2502). After the update, we can see the new build number as 19.4.A.0.182.
If you haven’t received the official OTA update, then go to the below source link for manual downloading and flashing the firmware. Already updated your handset, then do share the major changes and features of Android 5.1.1 Lollipop firmware.