UMIDIGI S2 Latest ROM/ Firmware Download and Install

UMIDIGI has released a series of new phone such as UMIDIGI S2, S2 Pro and S2 lite, we have introduced UMIDIGI S2 Pro ROM for you, today we will introduce UMIDIGI S2, a competitive Octa core 4GB smartphone with 6 inch 720 x 1440 pixels screen, meanwhile, it has 5MP front camera and dual rear camera, 13MP+5MP, built in 5,100mAh battery. Most importantly, it has price advantage, because it is in flash sale at only $179.99 for black and Red color. Whether you have got it or not, you can collect the ROM first for you.

This is the SP Flash Tool + OTA release of the V1.0_20171221 (Android 6.0.1) system software for UMIDIGI S2

Flash tool operation is recommended for experienced users only. Do not use it if you cannot understand the whole process!
UMIDIGI S2 receives all updates automatically via FOTA method. You need this tool only in case of emergency (if you’ve bricked your phone), if you want to apply a clean install or if you want to clear all root access and custom recovery to make your phone able to receive FOTA updates again.

Changelog:

Optimized camera performance
WiFi stability issues fixed
Minor bug fixes

——————————————————————————–

SP Flash Tool

Resources:

Flashtool tutorials: UMI Forum (you can google a lot of other solutions and guides)

ROM: >>>>> 20171221_g20v57c2k_kw_s81.rar <<<<<

Extract the .rar file before use. The scatter file (MT6757_Android_scatter.txt) is inside the extracted folder, together with the other components

SPFT: SP_Flash_Tool_v5.1744.rar

VCOM driver: Windows 10 already automatically can install it or you can use this: MTK_Driver_Auto_Installer_SP_Drivers_20160804.exe

Here’s an optional solution to start the flashing process on your UMIDIGI S2 if the standard method doesn’t work.

It’s especially useful if your phone is bricked or is stuck in bootloop

1. Connect your UMIDIGI S2 to USB.

2. Start the flashing process with the Download button in the flasher app.

3. Press and keep pressed the power button of your phone until the flashing process starts (red bar appears at the bottom of the app window), then release it. In this process you have to keep the power button pressed for about 10 seconds.

4. Wait until the flashing process finishes.

——————————————————————————–

OTA (recovery) update

Manual (local) OTA update method instructions

Copy the downloaded .zip file to either the internal memory or the SD card of your phone
Go to Settings –> About phone –> Wireless update
Tap the 3-dot menu button at the top right corner and select Local updates
Brows for the …update.zip file and select it
Tap Install now, comfirm the process with OK and wait until the process will be finished

Update file for manual OTA update: >>>>> UMIDIGI_S2_V1.0_20171221_update.zip <<<<<

It can update version 171027 and 171123 only

Optional method (in case if the manual OTA update gets stuck): Install from recovery

You need a microSD card (with at least 4GB capacity) installed in your phone!

Copy the …update.zip file to your SD card
Press and hold the volume-up and power buttons together until your phone restarts in recovery mode. It needs about 10 seconds or a little bit less if your phone was already powered off.
Here you can see a lying android figure with an exclamation mark in red triangle on its tummy and ”No command”.
Press and hold the power and vol-up buttons (in this order) together, then release them to call the recovery menu. Now you can move with the volume buttons and select an item with the power button.
Move to ‘Apply update from SD card’ and select it.
On the next screen brows for the update file and select it. The updating process will start and needs a few minutes to be finished.
After a succcessful installation you can read the ”Install from sdcard complete” message and the receovery menu is available again.
Select ‘Reboot system now’. Alternatively you can perform a factory data reset here by choosing ‘Wipe data/factory reset’
Source: Xiaomibuying