If your device allows direct editing through the engineering menu, this is the quickest method to fix an invalid IMEI. Step-by-Step Instructions:
Before proceeding, you must understand the legal and technical boundaries of IMEI modification:
This is the official, industry-standard tool for writing IMEI numbers, MAC addresses, and Bluetooth addresses to Spreadtrum (and MediaTek) devices.
Changing an IMEI to bypass a carrier block or a stolen-phone blacklist is a crime and will result in the device being permanently banned from cellular networks if detected. How to Proceed Safely spd android imei repair code
Unlike some older MediaTek (MTK) devices where you could use "engineer mode" codes (dialer codes), modern Spreadtrum (SPD) chipsets typically .
For modern Unisoc chipsets, IMEI writing is often handled during a firmware reflash or through the calibration binaries included in factory firmware packages.
Before attempting a repair, it helps to understand why the issue happened in the first place. An IMEI is stored in a highly protected partition of your phone’s memory known as the or EFs .You generally lose your IMEI due to: If your device allows direct editing through the
The *#*#3646633#*#* code is the golden key for SPD Android IMEI repair. It provides a direct, software-only method to rewrite the IMEI numbers using standard AT commands. Always double-check your original IMEI from the device's label or box before proceeding, and remember to handle this powerful tool responsibly.
: In many regions, changing an IMEI to one that does not belong to the original device is illegal. These tools are intended for
Before diving into codes, understand the root cause: How to Proceed Safely Unlike some older MediaTek
Enter the original IMEI numbers found on the phone's sticker or original box [5.4, 5.6].
Never generate a random IMEI or copy one from another device. Using two identical IMEIs on the same cellular network can cause connectivity drops.
(e.g., SC9863A, T606) of the device you are trying to repair?
Select . If your phone supports dual SIM cards, select Phone 1 for the primary slot or Phone 2 for the secondary slot. Step 4: Execute the Command String