Q1. My phone is not detected by the SPD tool. What can I do?

Reinstall the SPD drivers, use another USB port/cable, and ensure the phone is powered off before connecting.

Q2. Does this firmware fix bootloop and stuck logo issues?

Yes, flashing the stock ROM will restore the phone to factory condition.

Q3. After flashing, my IMEI is missing. How can I fix it?

Use an IMEI repair tool (WriteIMEI, Miracle Box, or SPD NV Write Tool) and input your original IMEI number.

Archos 50b Titanium 4G Firmware (Flash File)

The Archos 50b Titanium 4G is a budget Android smartphone powered by the Spreadtrum SC9832 chipset and shipped with Android 6.0 Marshmallow. If your device is stuck on the Archos logo, in a bootloop, or has become bricked due to a failed OTA update, you can restore it by flashing the official stock firmware using the SPD Upgrade Tool.

⚠️ IMPORTANT WARNING:
This device is based on the UNISOC/Spreadtrum SC9832 platform. Do not attempt to flash it with MediaTek or Qualcomm tools. Only use the SPD Upgrade Tool with the provided PAC file.

⚙️ Prerequisites Before Flashing

Click Here to View

🔋 Ensure at least 50% battery charge.
💾 Backup your personal files (all data will be erased).
💻 Use a Windows PC with a good-quality USB cable.
📥 Install SPD/Unisoc USB drivers for proper detection.

📱 Archos 50b Titanium 4G – Specifications

Model: Archos 50b Titanium 4G
Chipset: Spreadtrum SC9832
Operating System: Android 6.0 Marshmallow
Display: 5.0-inch IPS LCD
Battery: 2100 mAh
RAM / Storage: 1GB / 8GB
Connectivity: 4G LTE / Dual SIM

🛠 Required Tools & Drivers

Tool / Driver	Download
SPD/Unisoc USB Drivers	Download
SPD Upgrade Tool	Download

⬇️ Archos 50b Titanium 4G Stock Firmware

Model	Version	Android	Chipset	Type	Download	Size
50b Titanium 4G	V08 (2017-03-30)	6.0 Marshmallow	Spreadtrum SC9832	SPD Flash File (PAC)	MediaFire	~1.4 GB

⚡ How to Flash Archos 50b Titanium 4G Using SPD Upgrade Tool

Install SPD/Unisoc USB drivers on your computer.
Extract the downloaded firmware .zip file to a folder.
Open UpgradeDownload.exe (or ResearchDownload.exe).
Click on Load Packet and select the extracted .pac firmware file.
Click the Start Downloading button.
Power off your phone and connect it to the PC via USB.
Flashing will start automatically. Wait until the status shows “Passed”.
Disconnect the phone and power it on.

👉 For step-by-step screenshots, see:
How to Flash Firmware with SPD Upgrade Tool

❓ Frequently Asked Questions

Q1. My phone is not detected by the SPD tool. What can I do?: Reinstall the SPD drivers, use another USB port/cable, and ensure the phone is powered off before connecting.
Q2. Does this firmware fix bootloop and stuck logo issues?: Yes, flashing the stock ROM will restore the phone to factory condition.
Q3. After flashing, my IMEI is missing. How can I fix it?: Use an IMEI repair tool (WriteIMEI, Miracle Box, or SPD NV Write Tool) and input your original IMEI number.

🔧 Troubleshooting Tips

Phone Reboots After Flash: Try flashing again with “Erase All Flash” enabled.
Process Stuck at 0%: Ensure you selected the correct .pac file.
NV Data Error: Reflash firmware and then repair IMEI.
Battery Drain After Flash: Perform a factory reset and calibrate the battery.