Use the volume buttons to navigate to and confirm with the Power button. 3. Emergency Dial Code
Press and hold the and Power buttons simultaneously until the Recovery menu appears. Download Sony Xperia XZ3 (SOV39) Hard Reset File
The tool will download the necessary firmware files and wipe all data. Use the volume buttons to navigate to and
The most reliable "file" to download is the official software. It features a "Software Repair" tool that performs a clean reinstallation of the phone's system, effectively performing a hard reset even if the device is locked. Download: Official Xperia Companion Tool Procedure: Install and launch the tool on your PC. Select Software repair from the main menu. Follow the prompts. When asked, power off your phone. The tool will download the necessary firmware files
For technical repairs (like a "stuck logo"), you may need the full firmware package (flash file).
The phone will confirm that all data will be cleared and then reboot.