this page you will find the firmware link to download the firmware for Sony xperia 5Dual J9210 firmware unlockd pattern lock pin lock face lock frp lock all unlockd erase all user data and remove all praivcey lock operating system of this firmware is android 9.0
Model Sony xperia 5Dual J9210 firmware country HongKong OS version android 9.0

File Name Sony-xperia-5J9210-55.0.A.7.115.1320-0725-R3A-firmware-HongKong.zip File sise 2.5 GB Country HongKong Version Android 9.0 sony flashtool-0.9.18.1 for windows Sony xperia 5Dual J9210 firmware download Download Sony Xperia 8 sov42 And 902So Usb Drivers By mobilexpert Download sony flash tool 0.9.18.1 version download by mobilexpert Download