What is SPD Flash Tool?
SPD Flash Tool (Spreadtrum Flash Tool), also known as Unisoc Flash Tool, is the official firmware flashing utility developed by Spreadtrum Communications (now Unisoc) for their chipset-based Android devices. It is widely used by mobile technicians to flash official firmware, perform factory resets, remove FRP locks, and repair bricked devices powered by Spreadtrum/Unisoc chipsets.
Spreadtrum (Unisoc) chipsets are found in a wide range of budget and mid-range Android smartphones across Africa, Asia, and other developing markets. In 2026, SPD Flash Tool remains the essential tool for servicing these devices.
SPD Flash Tool Features
- Firmware Download — Flash official SPD firmware packages to supported devices
- Factory Reset — Perform hard reset via SPD protocol
- FRP Remove — Remove Google account factory reset protection
- IMEI Repair — Write and restore IMEI on supported models
- NV Backup — Backup important device configuration data
- Unbrick Tool — Recover completely dead or bootlooping SPD devices
- Multiple Protocols — Supports DIAG, AT command, and boot protocols
SPD Flash Tool All Versions
- SPD Flash Tool V3.x — Classic version for older Spreadtrum devices
- SPD Flash Tool V5.x — Improved chipset support and stability
- SPD Flash Tool V6.x — Android 10 and 11 firmware support
- SPD Flash Tool V7.x — Latest version with Unisoc Tiger and Tanggula chipset support
- SPD Research Tool — Advanced version for deep device research operations
Supported Devices and Chipsets
SPD Flash Tool supports the following Spreadtrum/Unisoc chipsets and device brands:
Chipsets
- SC7731, SC7731E, SC9832 — Entry-level chipsets
- SC9863A — Popular mid-range chipset
- T310, T606, T610, T612, T616, T618 — Unisoc Tiger series
- T700, T750, T760, T770 — Unisoc Tiger series premium
Device Brands
- Tecno — Spark, Pop, and Camon series with SPD chipsets
- Infinix — Smart and Hot series with Unisoc chipsets
- Samsung — Galaxy A03, A03 Core with Unisoc chipsets
- Nokia — Budget Nokia models with SPD chipsets
- Micromax and Lava — India market devices
How to Flash Using SPD Flash Tool
- Install SPD USB Drivers on your Windows PC first
- Download the correct SPD firmware for your device model
- Open SPD Flash Tool as Administrator
- Click the Load Packet button and select the firmware .pac file
- Power off your device completely
- Click the Start Downloading button
- Connect your device via USB cable
- Tool detects device and starts flashing automatically
- Progress bar reaches 100% — device restarts successfully
Conclusion
SPD Flash Tool is the go-to solution for all Spreadtrum and Unisoc device servicing needs in 2026. Its comprehensive firmware support and easy one-click operation make it essential for any mobile repair professional working with SPD chipset devices.