The Bluebo T3110 D03 A.B is a rare mid-2010s Chinese Android phablet recognized for its 5.5″ display, physical navigation keys, and compact battery. Community posts and repair shop experience reveal that persistent SIM recognition errors, logo boot freeze after firmware updates, and backlight stuck-on problems were common as the original ROM aged. Users also noted that, after flashing generic or unrelated Bluebo T-series files, the touch panel could randomly lose axis calibration or the phone would simply fail to boot. This V1.0_0312 (dated March 12, year unlisted) is the only stable scatter firmware recoverable for D03 A.B board devices, matching all original partitions and display/touch drivers. Recovery with non-matching files was reported to cause “touch not working,” “no sound,” and permanent SIM lock.
Bluebo T3110 D03 A.B Firmware Details
| Device Name | Bluebo T3110 D03 A.B |
|---|---|
| Board Version | D03 A.B |
| Screen | 5.5″ IPS (physical keys) |
| Key Features | Dual SIM, 3G/2G, MicroSD support, Chinese/SEA model |
| Firmware Version | V1.0_0312 |
| File Size | 719 MB |
| File Type | Scatter-based (SP Flash Tool) |
| Flashing Tool | SP Flash Tool (MTK platform) |
Download Official Firmware for Bluebo T3110 D03 A.B
Size: 719MB
Build Version: V1.0_0312
Compatible Hardware: Board D03 A.B only
Download Link: MediaFire Direct Link
Why Flash This Specific Firmware?
- Restore SIM Detection after System Crash: D03 A.B users most often reported “No SIM” errors following failed update or third-party ROM attempts. This official file flashes correct modem/NVRAM partitions to recover cell access without needing manual repair tools.
- Fix Boot Logo Freeze and System Failure: Failed OTA or “Format All + Download” scenarios routinely left T3110 stuck on the logo. Correct firmware rebuilds boot, system and preloader for hassle-free startup.
- Eliminate Ghost Touches, Axis Inversion or No Touch: Only D03 A.B version includes the unique touch panel vendor driver—no more “screen not responding,” double-tap, or upside-down axis issues after flash.
- Correct Backlight and Sound Anomalies: Symptoms like “screen backlight on but no image” or “no speaker sound” are fixed by flashing with this full matching partition set.
- Safe Recovery for 3G/2G Band Support in Asia: Recovers both SIM slots and APN defaults, critical for legacy local carriers.
How to Flash the Firmware
To install on Bluebo T3110 D03 A.B, use SP Flash Tool:
- Extract ZIP, open SP Flash Tool, Scatter-loading to select
MT65xx_Android_scatter.txt. - Select “Download Only” for safety (keeps IMEI if present); never use “Format All + Download.”
- Start (Download button), then connect powered-off phone via USB. Wait — progress bar completes in ~7-12 min, ending with green checkmark.
- Boot and test SIMs, touchscreen, sound, charging.
Step-by-step visuals/troubleshooting: How to Flash Stock Firmware to MediaTek (MTK) Smartphones
