Are you struggling to flash or unlock MediaTek (MTK) devices that require authentication? Presenting the SP Flash Tool Modified Version With Auth Bypass – a powerful and essential solution for professional mobile technicians and flashers. This updated tool allows you to bypass secure boot/authentication in MTK devices easily and safely without the need for a DA file or authorized login.

🔧 What is SP Flash Tool Modified Version?
SP Flash Tool (Smart Phone Flash Tool) is a trusted utility software used for flashing stock firmware, custom ROMs, recovery images, and more on Android devices running MediaTek chipsets. The modified version includes a built-in Auth Bypass mechanism, allowing users to flash protected phones without encountering “Authentication Required” errors.
Key Modifications:
- Integrated Auth Bypass feature
- No need for login credentials or DA files
- Compatible with new MTK chipset-based phones
- Works with secure boot devices
- Tested on latest Android versions (including Android 11, 12, 13)
⚙️ Features of SP Flash Tool Auth Bypass Version
- ✅ Flash Stock ROMs Without Authentication
- ✅ Format/Erase Locked MTK Devices
- ✅ Backup and Restore User Data
- ✅ IMEI Write Support (Manual/Auto)
- ✅ Bootloader Unlock Supported
- ✅ BROM and Preloader Mode Flashing
- ✅ Full Compatibility With Windows 7/8/10/11 (32 & 64-bit)
- ✅ Lightweight – No installation required
- ✅ Updated UI and Stable Performance
📥 Download SP Flash Tool Modified Version With Auth Bypass (Latest 2025)
File Name | SP Flash Tool Modified (Auth Bypass) |
---|---|
Version | v5.xx.xx (Latest 2025 Updated) |
Size | ~50MB |
Format | ZIP (Password Protected) NO |
Tested On | Xiaomi, Infinix, Tecno, Vivo, Oppo |
Download | Download Now |
📱 Supported Devices List (Tested Models)
This modified tool has been successfully tested on a wide range of MTK-based smartphones:
- Xiaomi Redmi 6A, 7, 8A Dual
- Realme C11, C12, C15
- Vivo Y91i, Y93, Y95
- Tecno Spark Series
- Infinix Note / Hot Series
- Oppo A3s, A5s, A12, A15
- Micromax IN Series
- Lava Z Series
- Itel Vision / A-series
- and many more…
🚨 Important Notes Before Using This Tool
- Make sure to take a complete backup of your device.
- Use latest MTK USB drivers for better compatibility.
- Tool is for educational & research purposes only.
- Flashing incorrect firmware may brick your device.
- This tool bypasses security, use responsibly.
📖 How to Use SP Flash Tool Modified Version (Step-by-Step Guide)
- Download and Extract the SP Flash Tool Modified version.
- Install MTK USB Drivers (if not already installed).
- Launch flash_tool.exe as Administrator.
- Load scatter file from your device’s firmware.
- Go to Options > Connection > Set USB Mode = Auto.
- Click Download/Format/Write Memory as needed.
- Connect your powered-off device via USB (with battery).
- Tool will automatically bypass authentication and begin the flashing process.
🛡️ Why Choose Modified SP Flash Tool Over Original?
Feature | Original SP Tool | Modified Version |
---|---|---|
Auth Bypass | ❌ Not Supported | ✅ Yes |
Secure Boot Supported | ❌ No | ✅ Yes |
DA File Needed | ✅ Yes | ❌ No |
Supported Devices | Limited | Extended |
User Access | Requires Login | Open Access |
🔍 Common Errors & Solutions
Error | Solution |
---|---|
“Auth File Missing” | Use Modified Tool – No DA required |
“S_BROM_CMD_STARTCMD_FAIL” | Check USB Cable / Use another port |
“DRAM Failed” | Use correct scatter file for your device |
Device Not Detected | Reinstall latest MTK USB Driver |
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