On this page you will find the direct link to download the Otto F3 Pro File Stock ROM (original firmware) on your Computer. The Stock ROM package comes in a zip or rar package and contains Flash File, Flash Tool, USB Driver, and How-to Flash Manual.
Download Otto F3 Pro File Stock ROM
File Name: Otto_F3_Pro_MT6580_v01_02122017_5.1.zip
File Size: 698 MB
How to Flash: Follow Tutorial
How to Flash
Step 1: Download and extract the Otto F3 Pro Stock ROM on your computer.
Step 2: Once you have successfully extracted the Stock ROM on your computer, you will be able to get the Flash File, Flash Tool, USB Driver, How-to Flash Manual.
Step 3: Install the provided USB driver on your computer. If in case you have already installed the respective USB Driver on your computer then SKIP this step.
Step 4: Follow the How-to Flash Manual to flash the Stock ROM on your Otto F3 Pro Device.
[*] If in case you are going to flash the above firmware then you should know that flashing the stock firmware will permanently delete the personal data from the device. Therefore, we recommend you to take a backup of your personal data before flashing the above stock ROM on your device.
[*] The Firmware Shared above is the official Flash File, which can be used to recover the device if in case you are facing any bootloop, software error issue, dead issue, update issue or any other.