: Search reputable firmware repositories or use Flashtool's built-in "XperiFirm" downloader to find the specific firmware for the Xperia E1 Dual (D2105) . Flashing Guide to Remove Lock
If you prefer an official route, download the tool from Sony. Select Software Repair .
: The industry standard for flashing Sony Xperia devices. You can find versions such as Flashtool 0.9.18.1 commonly recommended for older models. Sony Xperia Drivers
: Under the "Wipe" section, ensure DATA , CACHE , and APPSLOG are checked to ensure the lock is actually removed. Connect in Flash Mode : Turn off your phone completely. Hold the Volume Down button.
: Place your downloaded .ftf file into the C:/Flashtool/firmwares folder. Configure Flashtool : Open Flashtool and click the Lightning Bolt icon. Select Flashmode . Choose the firmware from the list.
: Once the progress bar reaches 100% and "Flashing finished" appears, disconnect the phone and power it on. Alternative Method: Official Software Repair