Here we are sharing step by step guide to Install Stock ROM On Sanno S9, so follow the guide carefully. The firmware is uploaded by firmwarecare website. It is compatible with a spreadtrum powered variant of the device. The firmware file name is Sanno_S9_SC7731_V04_20161012_5.1_SPD. It is around 601 MB in size. The firmware is based on Android mobile Os. The installation process is quite easy just you have to download the required things from the download section. For installing this stock ROM you have to take the help of SPD Flash Tool software. If you already knew the process of installing then you don’t need to take the help of installation part or if you don’t know the process then you can take the help of the installation part.
We all know that rooting an Android device will allow users to use the device to its full potential but there are few drawbacks like you will lose the warranty and there is always a chance of bricking the device. But by flashing back the stock ROM, you can fix all these issues and will get the warranty back. There are loads of benefits of having the stock ROM of an Android device. Don’t try to skip any step because every step has it’s importance in this guide if you didn’t follow the guide correctly you can end up bricking your device.
There are loads of benefits of having the stock ROM of an Android device. You can Fix Bootloop and Black screen issue by flashing back the stock firmware. If you are facing some software related issues, then you can flash the stock ROM to fix that. You can Unbrick and unroot your device by flashing back the stock firmware which will give you your device’s warranty back.
Sanno S9 Stock ROM Details:
- Download Format: Zip/rar Verison
- Processor: Spreadtrum
- Tool Supported: SPD Flash Tool
- Gapps File: Included
- Device Supported: Sanno S9
What Is Stock ROM and What are its benefits?
Stock ROM’s are the ones that come pre-installed on phones or tablets. These are the versions of Android developed by the OEM’s for making their phones look unique. They also come with pre-installed with certain apps.
The reason for the usage of Custom ROM’s over Stock ROM’s are:
1) Security: These ROM’s are developed by big companies and hence there are fewer chances of malware/ virus affecting the phone.
2) Warranty: Installing a Custom ROM needs root access and this voids warranty of your smartphone in most cases. A lot of OEM’s do not allow the root access or customization.
3) Pre-installed apps and features: A lot of these ROM’s come with pre-installed apps which are sometimes useful. These apps vary between different manufacturers and even for models. Some OEM’s also give their customers premium features like Launchers, wallpapers, home screen, etc.
The Advantages Of Sanno S9’s Stock Firmware
- Flash Stock To Unbrick your Sanno S9.
- Flash Stock ROM to Fix the bootloop problem.
- Upgrade and Downgrade Sanno S9.
- Unroot or Fix Bugs on your phone.
- To fix the lag or stutter on Sanno S9.
- Revert back to stock to gain your warranty.
RootMyGalaxy.net is not responsible for any damage happened to your device(s) while following this guide so please proceed at your own risk. However, we would be happy to help with any problems within our reach
- Make sure the battery percentage is more than 60%
- Install ADB & Fastboot drivers on your computer. Guide Quickest Way To Install Android ADB and Fastboot (with drivers) on Windows or How to Install ADB and Fastboot on Mac or Linux
- Now Enable Developer option. Guide How to Enable Developer Options & USB Debugging on Android
- Create a nandroid backup on your device How To Create & Restore Nandroid Backup On Android Devices
Download Sanno S9 Flash File / Stock ROM
- Download Sanno S9 Stock ROM
Steps To Install Official Stock ROM On Sanno S9
- First, Download and extract Spreadrum research Tool (SPD Tool) on your computer.
- Now, open UpgradeDownload.exe. (ResearchDownload)
- Once Spreadrum Upgrade Tool is launched, connect your Android device to the computer
- Once your Smartphone is connected successfully to the PC, click on the Load Packed (Port) Button and add the .pac file (Stock ROM (.pac) Version).
- After adding .pac ROM file in Spreadrum Research Tool, click on the Start Downloading button to begin the flashing.
- This will start the downloading and flashing process and between the process, your device will restart many times.
- You will see Green Passed Message in Spreadrum Research Tool, once the flashing is completed. Done!!
- You have successfully flashed the stock firmware with SPD Tool. Go to Settings > About Phone > Check firmware to confirm that.