On this page, you will find the direct link to download Wiko Rainbow UP Stock Firmware (flash file) from Mediafire. Firmware contains Flash Tool, Driver and instruction manual.
How to Flash Firmware
Step 1: Download and extract the above stock firmware (flash file) on your computer.
Step 2: After extracting you will find the EXE file that contains the Firmware and Flash Tool.
Step 3: Simply follow the screen instructions to install the firmware on your Wiko Mobile.
[*] Before flashing the above firmware, please take a backup of your personal data. So, that you can easily restore your personal data on your Smartphone and Tablets.