How To: Install CWM/TWRP And Root A Sony Xperia Z2 D6503/D6502 That Has Been Updated To 23.1.A.1.28 Firmware
How To: Root And Install Dual Custom Recovery On A Xperia Z2 D6502 And D6503 Running Lollipop 5.0.2 23.1.A.0.726.
How To: Update To Official Android 5.0.2 Lollipop 23.1.A.0.690 Firmware Sony’s Xperia Z2 Tablet SGP 511/512/521