QMobile

QMobile S50 Stock Firmware

QMobile_S50_SPD6531A_29122015_MIRA.zip
June 16, 2026 QMobile 27 MB Qmobile

QMobile S50 Stock Firmware is a QMobile firmware file listed under Qmobile, distributed as QMobile_S50_SPD6531A_29122015_MIRA.zip with a download size of 27 MB. It is built for Unisoc (Spreadtrum)-based devices, with a firmware build date of December 29, 2015. It is flashed with SPD ResearchDownload (or UpgradeDownload). It was published on June 16, 2026. This page has been viewed 13 times. It is available to download free of charge. Before flashing, verify the file matches your exact device model and back up your data.

File Size
27 MB
Download Free

About QMobile S50 Stock Firmware

Here you will find all the latest QMobile firmware for QMobile S50. If you are looking for QMobile S50 stock ROM firmware, then you are on the right page. Before downloading, make sure your device is QMobile S50, if it is not, then flashing the below stock firmware can brick your device. The QMobile S50 firmware helps in unbricking the device, updating the device to latest android version, revert the device back to stock, fix boot loop issues and several other issues on your device. Download QMobile S50 Firmware File Name : QMobile_S50_SPD6531A_29122015_MIRA.zip File Size : 27 MB Get Firmware Also: Qmobile S250 Stock Firmware How To Flash QMobile S50 Stock Firmware Download and extract the QMobile S50 firmware package on your computer. After extracting the package, you will find USB Drivers, flashing tool, and firmware files. Install the provided drivers on your computer. Skip this step if you already have the drivers installed on your PC. Launch the firmware flashing tool and load the QMobile S50 firmware files inside the flash tool. Connect your device to the computer using USB cable and begin the firmware flashing process. Once the flashing is completed, you will see a success message. Disconnect your QMobile S50 device from the computer and restart the device. Follow Detailed Instructions Important Notes : [*] Disclaimer : Firmware flashing is a tedious process and should be carried out only if you have enough knowledge. We, nor anybody, should be held responsible for any damage to your device. [*] Take a Backup : If you are going to flash the above firmware on your QMobile S50 device, then make sure to take a backup of your data as it will be deleted after flashing the stock firmware. [*] Broken link? Report here . [*] Have we missed any device model? Let us know by contacting us via Contact U

File Details

File nameQMobile S50 Stock Firmware
PackageQMobile_S50_SPD6531A_29122015_MIRA.zip
Brand / PlatformQMobile
CategoryQmobile
PlatformUnisoc (Spreadtrum)
Build dateDecember 29, 2015
Flash toolSPD ResearchDownload (or UpgradeDownload)
Package formatZIP archive
File size27 MB
Date addedJune 16, 2026
PriceFree

How to flash QMobile S50 Stock Firmware with SPD ResearchDownload

  1. Confirm QMobile S50 Stock Firmware matches your exact device model and that it is intended for QMobile hardware.
  2. Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
  3. Download the file (27 MB) using the button above and extract it on a Windows PC.
  4. Install the SPD / Unisoc USB drivers, then open SPD ResearchDownload (or UpgradeDownload).
  5. In the tool, load the .pac firmware file from the extracted folder.
  6. Start the flash, then press Start in the tool, then connect the powered-off phone while holding Volume Down (boot key).
  7. Wait for the success message before disconnecting. Leave "Erase NV" unticked unless you intend to wipe IMEI and calibration data.

Frequently asked questions

Is QMobile S50 Stock Firmware free to download?

Yes, QMobile S50 Stock Firmware can be downloaded free of charge from this page.

How large is the download?

The QMobile S50 Stock Firmware package is 27 MB.

Which tool do I need to flash QMobile S50 Stock Firmware?

QMobile S50 Stock Firmware is Unisoc (Spreadtrum) firmware, so it is flashed with SPD ResearchDownload (or UpgradeDownload) using the .pac firmware file.

Which devices is this firmware for?

This file is intended for QMobile devices. Always confirm it matches your specific model before flashing.

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