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What is Flash Tool?
Flash tool is an application which mainly helps you to flash firmware Stock ROM, Custom rom recovery and fix in some extreme cases. ( firmware update, unbrick bricked, Flash recovery Android device etc.)
Requirements : Your SamrtPhone Should Have At-least 40-50 Percent Of Battery To Perform The Flashing Process.
How To Flash Pac File On SmartPhone
Step 1. Download The Pac File Firmware That You Want To Flash On Your SmartPhone And Extract On Your Computer.
Step 2. Download Spreadtrum (Usb) Driver And Install Spreadtrum (Usb) Driver On Your Computer.in Case Spreadtrum Usb Driver Are Allready Installed On Your Computer Then Skip This Step.
Step 3. Power Off Your SmartPhone And Remove The Battery (If It Is Removable).
Step 4. Download Research Tool Or Spd Upgrade Tool And Extract On Your Computer. After Extracting, You Will Able See The Following Files.
Step 5. Now, Open Upgradedownload.exe.
Step 6. Once Upgradedownload Tool Is Launched.
Step 7. Click On The Load Packed Button And Add The.Pac File (Firmware Which Comes As .Pac).
Step 8. Once You Have Successfully Added The Pac File In Upgradedownload Tool. Using Usb Cable (Without Battery-if It Is Removable). After Connecting The Device To Computer, Press Volume Up or Volume Down Key, So That Your Computer Easily Detect Your SmartPhone. Click On Start Downloading Button, To Begin The Flashing.
Step 9. During The Flashing Process Your SmartPhone Will Restart Automatically. Once Flashing Is The Completed, You Will Be Able To See The Green Passed Message In Upgradedownload.
Step 10. Now You Have Successfully Flashed Your Device Using Upgradedownload Tool. Once Your Smartphone Is Successfully Restarted.
