Go to the Connectivity tab and select CDS Information > Radio Information .
Launch WriteIMEI.exe from the downloaded tool folder.
This repair becomes necessary when:
This error indicates the manufacturer locked the firmware production build. You must root the device or use a hardware flashing box to bypass this restriction.
: Standard SPD flashing tools that sometimes include NVRAM management options. Crucial Legal and Technical Warnings spd android imei repair code
If the IMEI shows as "Null" or "Invalid" due to corruption, and the software tool fails, you may need to rewrite the modem partition.
Install the Spreadtrum USB Drivers, load the tool, enter the original IMEIs into the software interface, power off the device, and connect it to the PC while holding the Volume Down or Volume Up key. The tool detects the COM port and writes the data directly to the modem chip. Tool 3: Miracle Box / Infinity-Box CM2SP2
Mobile devices use a unique 15-digit identifier called an International Mobile Equipment Identity (IMEI) number. If a phone loses its IMEI due to a software crash, failed firmware flash, or data corruption, it cannot connect to any cellular network. While hardware technicians use these codes to restore original identifiers during servicing, modifying an IMEI to disguise a stolen device is illegal in many jurisdictions. Common SPD IMEI Repair Codes
(Essential for detection) Video Reference: SPD Drivers SPD WriteIMEI Tool Go to the Connectivity tab and select CDS
Locate the text command line at the top of the screen (it usually starts with AT+ ). Enter the appropriate command for your SIM slot: AT+EGMR=1,7,"YOUR_15_DIGIT_IMEI" SIM 2: AT+EGMR=1,10,"YOUR_15_DIGIT_IMEI"
Click on Mode Select and ensure Normal Mode is selected. Make sure "Dual IMEI" or "Single IMEI" is checked according to your device.
The tool will flash the new IMEI. A green or "SUCCESS" message will appear, indicating the IMEI has been successfully written to the device. Step 6: Restart and Verify Disconnect the USB cable. Restart the phone.
Most users search for an that works like *#*#3646633#*#* (MediaTek). SPD does NOT have a universal IMEI repair code that works via the dialer alone. Any claim that typing *#*#36466#*#* or *#*#83781#*#* will directly write an IMEI is false. Those codes may open engineering mode, but writing requires a secure partition write blocked by Android 7+. You must root the device or use a
An invalid, null, or lost IMEI (International Mobile Equipment Identity) number is a common issue on Android phones powered by Spreadtrum (SPD) or UNISOC chipsets, often resulting in a "No Service" status. If your phone cannot make calls or use mobile data, you may need to repair the IMEI.
What or behavior occurs when you type the code? What is the exact model or brand of your phone?
Turn off your phone. Hold the volume up or volume down button (depending on your model) and plug in the USB cable to enter .
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