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Howto Use ResearchUpgrade tools (SPD Tools) flash firmware

Howto flash firmware android with ResearchUpgrade tools

In this article, we will guide you to install stock firmware for your phone using ResearchUpgrade software

Features to note:

Save all your important data
When you do, you should prepare a good cable.
over 90% rechargeable battery to ensure the machine does not lose power.
when running rom absolutely do not unplug the cable if installing rom.

First, find and install drivers for your phone
Next, find and download the necessary firmware
Next, download the ResearchUpgrade software

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Steps by steps guide:

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Step 1: extract the downloaded firmware file, get the .pac file

Step 2: Open the ReSearchUpgrade software

Step 3: Click on “Load Packet” and select the .Pac file in the unzipped firmware folder.

Step 4: Click on “start”.

Step 5: Wait 5 minutes, the software will automatically flashing

Step 6: When Done, your phone is automatically restarted.

Done, Watch video tutorials:

See more:

ok, happy for you.