Put your phone into Download Mode (Samsung) or Fastboot Mode (other brands) and connect it via USB.
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Once the "Success" message appears, your device will automatically reboot. Safety Disclaimer Put your phone into Download Mode (Samsung) or
Click the Flash or Start button. The progress bar will indicate the status. eftsu flash tool v6 download free
Using the tool is straightforward once you have your firmware or root file ready: Open the .exe file as an Administrator.
Click on the "File" or "Select" button and browse for your .eftsu or firmware file.