Spreadtrum Imei Tool V4.1 !full! Jun 2026
: Used for manual IMEI input and saving changes directly to the device. Normal Mode : Typically requires the device to be in Diag (Diagnostic) Mode to read and then write the new information. Additional Address Support : Beyond IMEI, the tool can write: Bluetooth addresses. Wi-Fi MAC addresses. Device serial numbers. Operational Steps Preparation
The tool is a lightweight, portable application designed specifically for devices utilizing Spreadtrum/Unisoc processors. Mobile devices rely on a unique 15-digit International Mobile Equipment Identity (IMEI) number to connect to cellular networks. If this number becomes corrupted or shows as "Invalid IMEI," the device loses all calling, texting, and mobile data capabilities. Version 4.1 introduces stability improvements and broader support for newer Unisoc feature phones and smartphones. Key Features of Version 4.1 🛠️ Multi-Mode IMEI Writing
The (often referred to as the Spreadtrum WriteIMEI Tool) is a specialized Windows utility used to repair, restore, or write IMEI numbers on mobile devices powered by Spreadtrum/UNISOC chipsets. It is commonly used when a device loses its IMEI after flashing a new ROM, factory resetting, or due to software corruption, which often results in "Invalid IMEI" or "No Service" errors. Key Features Spreadtrum Imei Tool V4.1
: Many technical guides emphasize that these tools are intended for educational and repair purposes to fix "No Service" or "Invalid IMEI" issues.
To help me tailor any troubleshooting steps, could you tell me: The of your Spreadtrum/Unisoc device? : Used for manual IMEI input and saving
: The tool is lightweight and typically runs on Windows 7, 10, and 11.
Before downloading and launching the tool, ensure your workspace meets the following technical specifications to prevent errors during the execution process. Minimum Requirement Recommended Windows 7 (32-bit or 64-bit) Windows 10 / 11 (64-bit) Processor Intel Pentium 4 or equivalent Intel Core i3 or higher RAM 4 GB or more Storage 50 MB free space 100 MB free space Connectivity USB 2.0 Port USB 2.0 Port (built-in) Prerequisites Before You Begin Wi-Fi MAC addresses
: Beyond IMEI, it can repair Bluetooth addresses, Wi-Fi addresses, and device Serial Numbers.
Click the button first to verify that the tool successfully queries the internal hardware. Once verified, click the Write button to flash the values into the partition block. The status bar will move rapidly, and a green "PASS" message will appear on-screen within seconds once the operation finishes successfully. Unplug the phone, re-insert the battery if removable, and boot it up normally. Troubleshooting Common Errors
Extract the Spreadtrum_IMEI_Tool_V4.1.zip archive to an easily accessible folder (e.g., your Desktop) using WinRAR or 7-Zip. Step 2: Configure the Software
Custom firmware installations, data corruption, or flashing errors frequently corrupt the NVRAM or data partitions of smartphones, resulting in "Invalid IMEI," "Null IMEI," or "No Service" errors. Version 4.1 optimizes the IMEI writing process, enabling technician-level repairs directly from a computer without requiring hardware boxes or premium dongles.