Qmobile QSmart LT900
Qmobile QSmart LT900 is a Qmobile firmware file listed under Qmobile, distributed as Qmobile_QSmart_LT900_SC8830_S010_20190819_8.1_MIRA.zip with a download size of 677 MB. It is built for the Unisoc (Spreadtrum) SC8830 chipset and runs Android 8.1 (Oreo), with a firmware build date of August 19, 2019. It is flashed with SPD ResearchDownload (or UpgradeDownload). It was published on June 16, 2026. This page has been viewed 3 times. It is available to download free of charge. Before flashing, verify the file matches your exact device model and back up your data.
About Qmobile QSmart LT900
Looking for the official stock firmware for your Qmobile QSmart LT900? You're in the right place. Below is the original Qmobile flash file you need to restore your device, whether you're fixing a software issue or starting fresh. Whether an update corrupted the system or a root attempt went wrong, the factory ROM puts the Qmobile QSmart LT900 back to square one. File Name: Qmobile_QSmart_LT900_SC8830_S010_20190819_8.1_MIRA.zip File Size: 677 MB Back up your files, charge the Qmobile QSmart LT900 past 50 percent, install the matching drivers, and only then begin. After flashing, allow a few minutes for the first boot. From there the Qmobile QSmart LT900 should run like a brand new unit.
File Details
| File name | Qmobile QSmart LT900 |
|---|---|
| Package | Qmobile_QSmart_LT900_SC8830_S010_20190819_8.1_MIRA.zip |
| Brand / Platform | Qmobile |
| Category | Qmobile |
| Chipset | Unisoc (Spreadtrum) SC8830 |
| Android version | Android 8.1 (Oreo) |
| Build date | August 19, 2019 |
| Flash tool | SPD ResearchDownload (or UpgradeDownload) |
| Package format | ZIP archive |
| File size | 677 MB |
| Date added | June 16, 2026 |
| Price | Free |
How to flash Qmobile QSmart LT900 with SPD ResearchDownload
- Confirm Qmobile QSmart LT900 matches your exact device model and that the phone uses the SC8830 chipset.
- Back up your personal data, as flashing firmware can erase the device. Charge the battery above 50%.
- Download the file (677 MB) using the button above and extract it on a Windows PC.
- Install the SPD / Unisoc USB drivers, then open SPD ResearchDownload (or UpgradeDownload).
- In the tool, load the .pac firmware file from the extracted folder.
- Start the flash, then press Start in the tool, then connect the powered-off phone while holding Volume Down (boot key).
- Wait for the success message before disconnecting. Leave "Erase NV" unticked unless you intend to wipe IMEI and calibration data.
Guides for this firmware
- Flashing .pac Files with SPD ResearchDownload GuideSPD ResearchDownload (also known as UpgradeDownload) is a specialized flashing tool used to install stock firmware on devices powered by Unisoc (Spreadtrum) chipsets. It is primarily used to unbrick…
- How to Use SPD ResearchDownload: Firmware Flashing GuideSPD ResearchDownload (also known as UpgradeDownload) is a specialized flashing tool used to install stock firmware on devices powered by Unisoc (Spreadtrum) chipsets. It allows technicians and users…
Frequently asked questions
Is Qmobile QSmart LT900 free to download?
Yes, Qmobile QSmart LT900 can be downloaded free of charge from this page.
How large is the download?
The Qmobile QSmart LT900 package is 677 MB.
Which tool do I need to flash Qmobile QSmart LT900?
Qmobile QSmart LT900 is Unisoc (Spreadtrum) SC8830 firmware, so it is flashed with SPD ResearchDownload (or UpgradeDownload) using the .pac firmware file.
What Android version is Qmobile QSmart LT900?
This firmware is Android 8.1 (Oreo), built on August 19, 2019.
Which devices is this firmware for?
This file is intended for Qmobile devices. Always confirm it matches your specific model before flashing.