Open source archive for build 10.4.B.0.569 and 10.4.B.0.577
Open source download for Xperia™ Z, Xperia™ ZL, Xperia™ ZR, and Xperia™ Tablet Z (SGP321); software version 10.4.B.0.569. Open source download download for Xperia™ Tablet Z (SGP311, SGP312); software version 10.4.B.0.577.