If you prefer not to use third-party flash tools, you can use official software: Xperia X Performance driver | Developer World
: The tool will begin writing the firmware. Do not disconnect until the process is marked as finished. Alternative Official Recovery
: Features a 5.0-inch 1080p screen, Snapdragon 820 processor, and 3GB of RAM. Download 502SO 340 R13C Remove Lock ftf
: An FTF (Flash Tool Format) file is a stock firmware package used with the Sony Flashtool to reinstall the operating system, which can bypass forgotten patterns or PINs. Download and Preparation To obtain the correct firmware and tools:
: Open the application and click the "Lightning" icon, selecting "Flashmode." If you prefer not to use third-party flash
: Choose the downloaded 502SO 340 R13C file. In the "Wipe" pane, ensure USERDATA is checked to successfully remove the screen lock. Connect Device : Power off the phone.
: Ensure the Xperia X Performance drivers are installed on your PC to ensure the device is recognized in flash mode. Removal of Screen Lock (Procedure) Flashing firmware will erase all user data . : An FTF (Flash Tool Format) file is
: Download the latest version of Sony Flashtool to handle the .ftf file.