A new firmware version has been certified for the Sony Xperia Z3 and Xperia Z3 Compact. Build number 23.0.1.A.1.38 looks to offer some reasonable improvements over the current software (23.0.A.2.105) judging by the version number i.e. moving from 23.0.A.X.XXX to 23.0.1.A.X.XX. We’ll let you know if and when it starts to roll.
Xperia Z3 build number 23.0.1.A.1.38 certified for D6653 variant
Xperia Z3 Compact build number 23.0.1.A.1.38 certified for D5833 variant