Mobiistar Zumbo S 2017 is a budget Android smartphone from the Zumbo series, powered by the MediaTek MT6737M quad‑core platform with 2 GB RAM, 16 GB storage, and Android 7.0 Nougat.
The Mobiistar_Zumbo_S_2017_MT6737M_V1.7_20170825.zip package is a full stock SP Flash Tool ROM for this model, suitable for restoring the original firmware after bootloops, failed modifications, or system corruption.
Use it exclusively on the correct Zumbo S 2017 MT6737M variant to prevent preloader, NVRAM, or modem issues.
Mobiistar Zumbo S 2017 Firmware Details
| Field | Information |
|---|---|
| Device Name | Mobiistar Zumbo S 2017 |
| Model Identifier | Zumbo S 2017 (MT6737M family; Vietnam retail variant) |
| Codename | Not publicly documented / not confirmed |
| Chipset / Platform | MediaTek MT6737M (64‑bit quad‑core Cortex‑A53, LTE, Mali‑T720 MP2 GPU) |
| Launch Android Version(s) | Android 7.0 Nougat |
| Current Firmware Line | Stock Mobiistar Android 7.0 Nougat (V1.7 maintenance build for Zumbo S 2017) |
| Firmware Type | Scatter‑based stock ROM (ZIP containing MT6737M scatter file and partition images) |
| Flashing Tool | SP Flash Tool (MTK preloader/download mode) |
| Bootloader Requirement | For service flashing on locked stock bootloader via preloader/DA; no user OEM unlock needed. |
| Region / Branch Notes | Targets Vietnam market Zumbo S 2017 MT6737M; cross‑flash to Lite variant or non‑Zumbo MT6737M devices is unsupported. |
| Typical File Size Range | This package: 1.45 GB ZIP archive (full system images) |
| Scatter / Package Contents | MT6737M scatter layout with preloader, lk, boot, recovery, system, cache, userdata partitions for SP Flash Tool “Download Only” or “Firmware Upgrade”. |
| Verification Note | Flashing tool family verified via external references for this exact filename. |
⚠️ Flashing Risks & Disclaimer
Flashing this MT6737M scatter ROM with SP Flash Tool risks IMEI loss, baseband failure, or hard brick if flashed on the wrong model or with improper preloader settings. Confirm the device is Mobiistar Zumbo S 2017 MT6737M and back up NVRAM/user data before flashing. Firmware and trademarks belong to their owners; provided solely for restoring owned devices.
Download Official Firmware for Mobiistar Zumbo S 2017
Original Mobiistar firmware hosting for Zumbo S 2017 is no longer public, so this stock ROM is preserved via third‑party mirrors and archives. This package is an original stock ROM mirrored for preservation, as the manufacturer no longer provides public downloads for this model.
| Region / Variant | Filename | Build / Version | Android / Firmware Version | File Type | Build Date | File Size | Download Link |
|---|---|---|---|---|---|---|---|
| Vietnam – MT6737M | Mobiistar_Zumbo_S_2017_MT6737M_V1.7_20170825.zip | V1.7 20170825 | Android 7.0 Nougat stock ROM | ZIP (SP Flash Tool scatter inside) | 2017‑08‑25 (from filename tag 20170825) | 1.45 GB | Download V1.7 20170825 (MediaFire mirror) |
Flashing Requirements
- Windows PC recommended for optimal SP Flash Tool compatibility with MT6737M.
- SP Flash Tool (MT6737M‑compatible version) and MediaTek VCOM/Preloader USB drivers installed.
- Reliable USB cable and direct motherboard USB port for stable connection.
- Battery at 40–50% or higher to avoid interruptions.
- Backup user data and NVRAM/NVDATA, as full flashes may erase them.
- Verify device is Mobiistar Zumbo S 2017 MT6737M (not Lite or S2) via labels/specs.
How to Flash the Firmware
- Download the Mobiistar_Zumbo_S_2017_MT6737M_V1.7_20170825 ZIP and extract it, confirming MT6737M scatter file and images are present.
- Install MTK VCOM/Preloader drivers, launch SP Flash Tool, and load the scatter file via “Scatter‑loading”.
- Choose “Download Only” for recovery or “Firmware Upgrade” for full refresh, checking preloader carefully.
- Power off Zumbo S 2017, connect via USB, and hit “Download” when preloader detects it.
- Wait for success message, disconnect, and boot; Android 7.0 first boot may take minutes.
For detailed SP Flash Tool steps on MTK devices: How to flash MediaTek firmware with SP Flash Tool.
Frequently Asked Questions (FAQs)
Can this firmware be used on Zumbo S 2017 Lite?
No, V1.7 20170825 is for the standard Mobiistar Zumbo S 2017 MT6737M; Lite variant has separate builds like 20181008.
Does flashing wipe data on Zumbo S 2017?
“Firmware Upgrade” or userdata‑inclusive “Download Only” wipes apps/data; backup before flashing.
Is bootloader unlock needed?
No, SP Flash Tool uses preloader/DA for locked Zumbo S 2017 service flashing.
Can it fix logo/bootloop issues?
Full stock flash often resolves software bootloops on matching Zumbo S 2017 MT6737M hardware.
What are MT6737M flashing risks?
Incorrect preloader/scatter can block detection; NVRAM mishandling loses IMEI/network.
Is MediaFire an official link?
No, it’s a preservation mirror after Mobiistar stopped public hosting.
