On this page, you will find the official Viwa V4 Stock Firmware ROM (Flash File). The Firmware (flash file) comes as a zip package and contains the original How-to Flash Guide, USB Driver, Flash Tool, and Flash File (ROM).
Download Viwa V4 Stock Firmware (Flash File ROM)
The Stock Firmware can be used to re-install the original OS on the device. It can also be used to fix any software related issue, boot loop issue, or dead issue.
Firmware Name: Viwa_V4_20150706_OTA.zip
Firmware Size: 411 MB
How-to Flash: Copy the update.zip file to phone sd memory and flash it from recovery.
How-to Flash Viwa V4 Firmware
Step 1: Download and Extract the Viwa V4 Stock Firmware on your Computer.
Step 2: Once you have extracted the zip package on your computer, you will be able to see the How-to Flash Guide, USB Driver, Flash Tool and update.zip Flash File (ROM).
Step 3: Now, install the provided USB Driver on your Computer.
Step 4: Now, Connect your Device to the computer using the USB Cable.
Step 5: Once your device is connected to the computer, Copy the update.zip file to the phone SD memory.
Step 6: Now, disconnect your device from the computer.
Step 7: Now, Turn Off your device and boot the device into the Recovery mode (Press and Hold Volume UP + Power Key).
Step 8: Once your device is booted into the recovery mode, select the update.zip file to flash it.
Step 9: Once Flashing is completed, restart the device.
[*] Backup: Before using the Flash Tool to Flash the Stock Firmware on your Mobile Device, we recommend you to take a backup of your data, as flashing will permanently delete your data from the device.
[*] Original firmware: On xdafirmware.com, we only serve the original firmware (flash file) released by the device manufacturer. We have personally scanned, each of the firmware package using the Eset antivirus before sharing it online.