The download will contain the ROM file, flash tool, and drivers.
Open the folder and locate the UpgradeDownload.exe or ResearchDownload.exe file. Right-click the file and select . Step 3: Load the Firmware (PAC File) Digit 4g E2 Pro Flash File
Open the SPD Upgrade Tool and click on the "Load Packet" button. Select the .pac file. The download will contain the ROM file, flash