: Go to the Flashtool installation folder (usually C:/Flashtool/drivers ), run the driver installer, and select "Flashmode Drivers" and "Fastboot Drivers".
If you prefer an official route, download the tool from Sony. Select Software Repair . Download D2105 Xperia Dual lock remove ftf
: 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. : Go to the Flashtool installation folder (usually
Follow the prompts to reset the device. This will also remove any forgotten pattern or PIN locks. run the driver installer
: 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