Flashtool is the definitive open-source software utility used to flash FTF images onto Sony Xperia smartphones. Download the latest version of Flashtool from the official developer site. 3. Xperifirm (Firmware Downloader)
If you prefer not to use third-party tools, Sony provides official recovery options: Xperia Companion : Use the "Software Repair" feature on the Sony Support site to reset the device. Google Find My Device
The primary third-party software used to flash these files onto the device while in Flash Mode (holding Volume Down while connecting to a PC). Xperia Companion: official repair tool
Disconnect the USB cable and hold down the until the device vibrates to turn it back on. Important Post-Lock Removal Considerations The Initial Boot Delay
: Ensure your device has at least 50% charge to prevent shutdown during the process. Step-by-Step Guide to Remove Screen Lock Remove Pattern Lock /Xperia with LOCKED Bootloader sony h3113 lock remove ftf
This is a known issue with some versions of FlashTool. The program attempts to sync device information from an online source at startup, which can fail or hang. The workaround is to either:
: The tool will begin flashing the software. Once "Flashing finished" appears, unplug the device and power it on. Alternative Methods (Official Tools)
Flashtool will automatically begin pushing the firmware modules onto your phone. A green progress bar will move across the bottom of the interface.
firmware. In the "Wipe" pane, ensure is checked to ensure the lock is removed during the flash. Xperifirm (Firmware Downloader) If you prefer not to
In the Sony Xperia Companion desktop software, you can choose "Software Repair." This will reinstall the system, removing the lock, but requires a stable internet connection.
: Ensure your H3113 battery has at least 50% charge to prevent sudden shutdowns.
button while connecting the phone to your PC via a USB cable.
Watch the progress bar in Flashtool. The process typically takes 5 to 10 minutes. removing the lock
Your computer cannot send firmware blocks to the mobile device while it is turned on or stuck on the lock screen. You must switch it to Flashmode:
in the software. Once the process is finished, Flashtool will indicate "Flashing finished." Disconnect the device and power it on to begin the initial setup. Sony Xperia - Pattern Lock Removal using Flashtool
: If you have a Google account signed in and an active internet connection, you can remotely trigger an "Erase Device" command via the Google Find My Device Important Note : After removing the screen lock, you may encounter FRP (Factory Reset Protection)
Flashing tools run most stably on Windows 10 or Windows 11.