If your Cubot X17S is experiencing camera preview errors, GPS drift and lock failures, charging interruptions, or random bootloops, flashing the official stock firmware is the most effective solution. This guide provides the verified firmware download, concise SP Flash Tool instructions, and a troubleshooting section customized for the X17S’s MT6580M hardware nuances.
🚨 Critical Pre-Flash Warning
Flashing firmware will permanently erase all data on your Cubot X17S, including photos, apps, and settings. Back up your data first. Incorrect SP Flash Tool use can damage IMEI or brick your device—follow every step precisely for this model.
Device Specifications Verification
Confirm these match your device:
| Specification | Details |
|---|---|
| Device Name | Cubot X17S |
| Release Date | March 2016 |
| Chipset | MediaTek MT6580M (28nm, Quad-Core 1.3 GHz) |
| GPU | ARM Mali-400 MP2 @ 500 MHz |
| Display | 5.0″ IPS LCD, 1280×720 HD |
| RAM/Storage | 1 GB RAM / 8 GB internal |
| Battery | 2300 mAh removable Li-Ion |
| Android Version | Android 6.0 Marshmallow |
| Key Features | 13 MP rear+5 MP front camera, GPS, FM Radio |
Official Firmware Download
| Filename | Date | Size | Download Link |
|---|---|---|---|
| Cubot_X17S_V01_20160305.zip | Mar 2016 | 873 MB | MediaFire |
⭐ Recommendation: Use the stock V01 build to restore camera ISP firmware, correct GPS AGPS data, recalibrate charging IC, and eliminate known bootloop triggers specific to the MT6580M platform.
Required Tools & Drivers
- SP Flash Tool
- MediaTek USB VCOM Drivers
- Cubot X17S firmware package
Quick Flashing Instructions
- Install SP Flash Tool and VCOM drivers on your Windows PC.
- Extract firmware and load
MT6580M_Android_scatter.txtin SP Flash Tool. - Select “Download Only” mode to preserve user data and IMEI.
- Power off the X17S, click “Download,” then connect via USB to begin flashing.
- Wait for the green check icon, then reboot your device.
For full step-by-step instructions, driver configuration, and error troubleshooting, refer to our guide: How to Flash Firmware on MediaTek (MTK) Smartphones.
Troubleshooting & Optimization Guide
1. Rear Camera Preview & Capture Failures
- Symptoms: Camera app crashes, preview black screen, photos fail to save.
- Clear Camera app data: Settings > Apps > Camera > Storage > Clear Data & Cache.
- Test front and rear separately in good lighting conditions.
- Reboot into Safe Mode to eliminate third-party app conflicts.
- Flash stock V01 firmware to restore camera ISP and module driver settings.
- Use Google Camera Go APK for a more stable camera interface on MT6580M.
2. GPS Drift & Slow Fix Time
- Symptoms: GPS fix takes over 2 minutes, location drifts 30+ meters.
- Enable AGPS & Wi-Fi scanning: Settings > Location > Improve accuracy.
- Clear AGPS data using “GPS Test” app > Manage A-GPS state > Reset & Download.
- Ensure clear sky view for initial lock; avoid indoor starts.
- Flash stock firmware to update GNSS driver and satellite almanac.
- Use “GPS Status” app to verify multi-constellation lock.
3. Charging Interruptions & Percentage Swings
- Symptoms: Charging stops at 80%, jumps from 15% to 5%, random no-charge states.
- Use original 5 V/1 A charger and quality USB cable.
- Clean Micro-USB port with compressed air and check for corrosion.
- Calibrate battery: drain to 0%, charge to 100% uninterrupted.
- Flash stock V01 firmware to recalibrate charging IC thresholds.
- Monitor with “Ampere” app to ensure steady current flow.
4. Random Bootloops After App Installs
- Symptoms: Device restarts continuously at logo after installing large apps.
- Boot into Recovery mode (Power + Volume Up) and wipe cache partition.
- Enter Safe Mode to uninstall recently added apps causing conflicts.
- Flash V01 firmware using “Download Only” mode to restore system integrity.
- Perform factory reset in Recovery if loops persist after flashing.
- Verify correct firmware for the MT6580M variant (X17S model code).
Unique Expert Recommendations
- Test camera in Safe Mode to identify app conflicts before flashing.
- Perform AGPS reset monthly for consistent GPS performance.
- Charge in short intervals without case to prevent temperature-related cutoff.
- Keep at least 500 MB free storage for camera app to function correctly.
- Use “Ampere” to verify charging patterns and isolate charger issues.
- Wipe cache partition before major firmware flashes to avoid leftover conflicts.
- Backup logs via logcat when diagnosing persistent bootloops.
Conclusion
Flashing the Cubot X17S V01 stock firmware restores camera functionality, corrects GPS drift, resolves charging irregularities, and eliminates bootloop triggers on the MT6580M platform. Follow SP Flash Tool instructions carefully and apply these device-specific troubleshooting steps to ensure your X17S performs reliably.
Success? Share your results in the comments—let us know if V01 solved your camera or GPS issues so other X17S users can benefit!
