this page you will find the firmware link to download the firmware for Sony xperia 1 j8170 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 1 j8170 firmware country USA OS version android 9.0
File Name Sony-xperia-1-J8170-55.0.A.2.278.1318-8742-R13A-firmware-USA.zip File sise 2.5 GB Country USA Version Android 9.0 sony flashtool-0.9.18.1 for windows Sony xperia 1 j8170 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