Yesterday we saw 17.1.A.2.69 firmware hitting LTE variant of Xperia Z2 Tablet and a lot time back same 17.1.A.2.69 firmware was spotted on Xperia Z2. At present Xperia Z2 and Xperia Z2 Tablet owners are complaining regarding poor touch response and the present firmware also don’t fix that bug and it seems a new bug fixing update is on verge of release.

Just now a new 17.1.1.A.0.402 firmware has been certified on PTCRB for both Xperia Z2 and Xperia Z2 Tablet which seems a bug fixing update but a major one as the firmware configuration has changed now. Xperia Z2 and Xperia Z2 Tablet are now being launched in many regions of the world by Sony.

17.1.1.A.0.402 firmware certified for Xperia Z2 D6503, D6502 on PTCRB.

17.1.1.A.0.402 firmware certified for Xperia Z2 Tablet SGP521, SGP541 on PTCRB.

We will keep you posted as soon as 17.1.1.A.0.402 firmware starts rolling for Xperia Z2 and Xperia Z2 Tablet. Let us know if you are facing any bugs on your above mentioned devices. Drop your comments below.