Flash Guide How to Flash a ROM to Your Android Phone
These are the instructions to download Flash or install Stock Firmware (ROM) on ZT Mobile Z9020 (Original firmware) , If you searching for the ZT Mobile Z9020 Stock ROM then you are at the right place. Here i will guide you to install official stock Rom on ZT Mobile Z9020 , Here you can download the Official ZT Mobile Z9020 Stock Firmware ROM (flash file) on your Computer.
DownloadZT Mobile Z9020 Stock Rom (Original firmware)
Requirements: Your ZT Mobile Z9020 Device should have at least 40-50 percent of battery to perform the Flashing Process.
Flash File Name: ZT_Mobile_Z9020_SC6820_2.3_SPD-[flash-file.net].zip
Flash File Size: 100 MB
Flash Tool Link: SPD Flash Tool
How to Flash Stock Firmware ROM on ZT Mobile Z9020
To install the Stock Firmware on the ZT Mobile Z9020 , Please follow the guide and download the Rom . This guide is for How to Install Stock ROM on ZT Mobile Z9020 .
Step 1: Download and Install ZT Mobile Z9020 USB Driver on your Computer. If in case Spreadtrum Driver is already installed on your computer then SKIP this Step.
Step 2: After Download Stock Rom (pac) for your ZT Mobile Z9020 Device.
Step 3: Download and extract Spreadtrum Upgrade Tool on your computer. After extracting, you will be able to see the following files:
Step 4: Now, open UpgradeDownload.exe.
Step 5: Once Spreadtrum Upgrade Tool is launched, connect your ZT Mobile Z9020 Device to the computer (make sure your Android Device is switch off).
Step 6: Once your ZT Mobile Z9020 is connected successfully to the computer, click on the Load Packed Button and add the .pac file (stock rom which comes as .pac).
Step 7: Once you have successfully added the Pac file in Spreadtrum Upgrade Tool, click on the Start Downloading button to begin the flashing.
Step 8: During the flashing process your ZT Mobile Z9020 Device will restart automatically. Once flashing is completed, you will be able to see the Green Passed Message in Spreadtrum Upgrade Tool. 
Step 9: Now you have successfully flashed your ZT Mobile Z9020 using Spreadtrum Upgrade Tool. Once your ZT Mobile Z9020 Device is successfully restarted, Go to Settings About Phone Check firmware..
Congratulations, Now you have successfully flashed the stock firmware on your ZT Mobile Z9020 using Spreadtrum Upgrade Tool
Keep in mind:
[*] ZT Mobile Z9020 Flash Tool: If you need to download the latest version of SPD Flash Tool, then head over to SPD Flash Tool for WINDOWS .
[*] Backup Please: Take a backup of your important data before Flashing ZT Mobile Z9020 Stock Firmware as because during the flashing process your personal data will be removed permanently .
[*] Broken link Report here.
[*] ROOT ZT Mobile Z9020:If you would like to know how to root your ZT Mobile Z9020 android device, drop a comment below. We will share the tutorial for your device as quickly as possible .
