Are you looking for the stock ROM of your device Kingstar A20? If yes your answer, you are on the right page. We have given the direct link to download Kingstar A20 stock ROM.
Download Kingstar A20 stock ROM from here, flash it in your device and enjoy the native Android experience again. The download file contains the USB driver, flash tool and the Stock ROM file.
Download Kingstar A20 Stock ROM
Stock ROM File Name: Kingstar_A20_R10_MMX_DS_NSL_0318.zip
Stock ROM File Size: 128 MB
Android OS Version: 2.3.7
How To Flash Stock ROM On Your Device
Step 1: To get started, download the stock ROM of your device and extract it to a folder on your computer. Once done, download Broadcom MultiDownloader tool and extract it to another folder on your computer. You will see the following files in the extracted folder including the “Broadcom Driver“.
Step 2: Now open up “Driver” folder and install Kingstar A20 USB driver on your computer.
Step 3: Next, switch off your Android device and remove its battery (if it is removable).
Step 4: Now launch Broadcom MultiDownloader tool window by clicking on “Multidownloader.exe“.
Step 5: In MultiDownloader tool window, click “Settings -> Configuration” to open up the configuration settings.
Step 6: In “Configuration Settings” window, click on […] icon and choose the stock ROM folder.
Step 7: Next, click “Apply” to load the stock ROM package to Broadcom MultiDownloader Tool.
Step 8: Now connect your device to the computer using the original USB data cable. Once connected, you will see the message “Port 1 Detected” in the flash tool.
Step 9: Next, click “Start” button to launch the flashing process.
Step 10: It will take few minutes for the flashing process to get completed and once it does, you will be able to see the “Green OK” message as shown in the screenshot below.
That’s it. Now you have successfully finished flashing stock ROM on your Kingstar A20 Android device.
If you encounter any issues while following this tutorial, do let me know via comments.