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Recently we saw 14.1.B.0.475 firmware rolling out for Xperia Z Ultra C6802 HSPA+ version which is the only version of Xperia Z Ultra available till now. Well today some more firmwares have been certified for Xperia Z Ultra on PTCRB website and for the very first time we saw any firmware being listed for two new LTE version of Xperia Z Ultra namely C6843 and C6806, all expected as Android 4.2.2.

[ UPDATE ] – 27 August

Xperia Z Ultra C6802 HSPA+ 14.1.B.1.510 firmware update Rolled OUT – Brings X-Reality for Mobile

PTCRB certified New firmwares 14.1.B.1.510, 14.1.B.1.515  for Xperia Z Ultra

Now all versions of Xperia Z Ultra have a certified firmware, out of which only Xperia Z Ultra C6802 HSPA+ version is available for users and other 3 LTE version of Xperia Z Ultra are expected to come in upcoming month of September.

 Xperia Z Ultra 14.1.B.1.510 firmware certified

PTCRB has certified Xperia Z Ultra 14.1.B.1.510 firmware for Xperia Z Ultra C6802 ( XL39h) HSPA+ version and LTE versions C6806, C6833, C6843.

 Xperia Z Ultra 14.1.B.1.515 firmware certified

Only Xperia Z Ultra C6843 has also been certified with another 14.1.B.1.515 firmware, a higher firmware build over 14.1.B.1.510 firmware and 14.1.B.1.506 firmware. 

[ UPDATE ] – 27 August

Xperia Z Ultra C6802 HSPA+ 14.1.B.1.510 firmware update Rolled OUT – Brings X-Reality for Mobile

Both above firmware are lower build for 14.1.B.1.493 firmware which was listed a long time ago, it is expected to bring X-Reality in Xperia Z Ultra’s all variants.

Well as now for all version of Xperia Z Ultra, a firmware has been certified, it won’t take a long time in the official launch of  LTE version of Xperia Z Ultra.