Infinix S5 Pro X660/X660B/X660C Firmware Flash File (Stock ROM)

If you’re one of the Infinix S5 Pro users and looking for the Stock Firmware to install on your device, you’ve come to the right place. Here we’ve shared the guide on How to Install Stock Firmware on Infinix S5 Pro [Model X660/X660B/X660C] along with download links and requirements as well. Sometimes, users may face issues like bricking or boot loop on their device due to software-related issues.

Also Read: Android 11 for Infinix S5 Pro X660, X660C, X660B | Install GSI ROM

Infinix the popular African brand is known for its smartphones with decent specifications at a budget price. Recently the brand unveiled its new device here in India, i.e., the Infinix S5 Pro X660/X660B/X660C. This is the only device under Rs 10,000 that comes with front pop-up cameras.

Due to Android’s open-source nature, it’s quite easy to customize your device. But users can get errors if they don’t follow guides properly. Therefore, during the flashing Custom ROM or installing mod files, or rooting their devices, users mostly face issues. It may be like a software performance issue, charging issue, battery draining, camera app error, and more. So, it’s better to install the Stock ROM again.

Infinix S5 Pro Device Overview

The Infinix S5 Pro features a large 6.53 inch IPS LCD display with a Full HD+ resolution. This means that it has a resolution of 1080 x 2340 pixels. The display comes with a screen-to-body ratio of 83.8 percent, an aspect ratio of 19:5:9, a pixel density of 395 PPI. Underneath the Infinix S5 Pro, it sports the MediaTek MT6765 that is also known as MediaTek Helio P35. This SoC is built on the 12nm process, and the octa-core setup includes Cortex A53 cores, where four are clocked at 2.3GHz and the other four at 1.8GHz.

On the GPU side, it sports the PowerVR GE8320. The smartphone runs on the latest Android 10 based on their custom UI i.e., XOS 6.0. This is available in a single variant i.e., with 4GB of RAM. On the other side, it sports 64GB of eMMC 5.1 internal storage, respectively. Further, this can be expanded via a micro SD card up to 256GB. The device has a dedicated SIM card slot where you guys can insert two Nano-type SIM cards and a memory card slot at the same time.

Coming to the optics, the device comes with a triple rear camera setup. This rear camera setup includes a primary 48MP sensor with an aperture value of f/1.8 and PDAF. There is a 2MP secondary depth sensor with an aperture value of f/2.4. Finally, there is a QVGA low-light camera sensor. The rear camera also comes with a dual-LED flash and shoot pictures in HDR. As we said above, the front camera is the highlight of the device. This front camera houses a 16MP Motorized pop-up unit with an aperture value of f/2.0.

The Infinix S5 Pro packs a 4,000 mAh battery; that still charges over a micro USB port and doesn’t come with support for fast charging. The device has a rear-mounted fingerprint scanner and support for face unlock. Connectivity options include Wi-Fi 802.11 a/b/g/n, GPS with A-GPS, Bluetooth 5, A2DP, LE, Micro USB 2.0. Sensors on the phone include an accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, and proximity sensor. It measures 162.50 x 76.88 x 8.95mm (height x width x thickness) and weighs about 194.00 grams. The device was launched in two color options, namely the Forest Green and Violet. Finally, coming to the pricing of Infinix S5 Pro price in India, it starts at Rs. 9,999 for 4GB RAM and 64GB storage.

Stock ROM and its importance

A Stock ROM or Stock Firmware comes preloaded on a smartphone or tablet device from the manufacturer. It’s specially developed and designed to run on each and every particular device model. Therefore, only the Stock ROM can deliver a smoother and stable performance for a long time. Though the Stock Firmware can be boring for some people as the customization options are quite limited.

In that case, the interested users try to flash third-party firmware or modules to customize their devices and stuck into the issues. So, installing a Stock ROM will solve most of the issues. Check out some of the useful advantages of the stock firmware below:

Steps to Install Stock Firmware on Infinix S5 Pro X660/X660B/X660C

Now, before we get straight to the Steps of stock ROM installation, make sure to follow the requisites section below and have the flash tools and drivers installed on your system.

Pre-Requirements:

• The stock firmware provided here is for Infinix S5 Pro. Do not flash it on any other phone. 
  
• We recommend having at least a 50% charge on your device before installing the firmware.
• A PC or Laptop.
• Make sure to take a backup of your device data. You can Backup your phone Without Root.
• Alternatively, if you have TWRP Recovery installed on your device, you can create Nandroid Backup through TWRP Recovery.
• What You Need on your PC: MTK VCOM Driver | SP Flash Tool | Infinix USB Drivers

Now, grab the stock firmware, flash tool, and drivers for the Infinix S5 Pro X660/X660B/X660C from the link below.

Instructions to Install via SP Flash Tool

1. Make sure you follow and download all the required files and flash tool on your PC.
2. Open the flash tool exe file to open the SP Flash Tool User Interface
3. Tap on the Download option and load both the download agent and the scatter text file in the scatter-loading section.
4. Once you load the file, click the Download button
5. To start the upgrade process of stock ROM on your Infinix S5 Pro, you need to turn off your device and hold the Volume Down and Volume Up key together and Connect your Phone to PC/Laptop using USB Cable (Keep the Volume Down and Volume Up button until your computer detects the phone.)
6. When the phone connects, your device will start upgrading the stock firmware
7. Wait for a few minutes, If you see a green button on your flash tool which means the upgrading process has been completed.
8. That’s it! You can reboot your Infinix S5 Pro

Follow our full-depth video guide below:

So, that’s all about how to install stock Firmware on Infinix S5 Pro X660/X660B/X660C. We hope this tutorial was useful to you. If you find any difficulties or have any doubt, do let us know.