These are the instructions to flash Sony Xperia Firmware (Stock Rom) using Sony Mobile Flasher tool on Windows PC. Requirements: Your Sony Mobile Phone should have at-least 50-70 percent of phone battery to perform the flashing process.
Step 1: Download and install Sony USB Driver on your PC. Skip this method If you have already installed the Samsung USB Drivers.
Step 2: Download Firmware (Flash File) For All Samsung Device skip this method if you already have Stock Rom for Samsung. after installed Flash file extract it on your computer.
Step 3: Now, Download and extract Sony Mobile Flasher on your PC.
Step 5: Open Sony mobile flasher tool after launch you will be able to see similar screen.
Step 6: Click flash button to continue.
Step 7: Now select Flash mode and click on ok to continue.
Step 8: Now new window appear click […] choose firmware location and select OK.
Step 9: After load Firmware click Flash button once done switch off your sony mobile phone.
Step 10: Now, Press and Hold Volume Down button and Connect the device to the computer using the original Data cable.
Step 11: Once your mobile is connected to the PC, Flashing processed start automatically i t will take few minutes.
Step 12: Once Flashing process is completed, disconnect your device from the computer and Turn it ON.