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On modern Unisoc/SPD chipsets (running Android 10, 11, 12, 13, and higher), dialer codes . Google and chip manufacturers have locked down write-access to the device's NVRAM (Non-Volatile Random-Access Memory) where network configurations are stored. Typing a code may open an information menu, but the ability to edit the IMEI directly from the screen has been stripped out for security purposes. How Original IMEIs are Restored on SPD/Unisoc Devices
Depending on your specific model and firmware version, you can try entering these into your phone's dialer: *#*#83781#*#* (Most common for modern Unisoc/SPD chips) *#*#3646633#*#* (Standard Android Engineer Mode) *#*#4636#*#* (General testing menu) *#*#9646633#*#* (Older SPD variants) Review of IMEI Repair Methods spd android imei repair code
This guide provides a comprehensive overview of the legitimate techniques required to restore a null IMEI on your SPD device, ranging from simple dialer codes to professional software solutions. On modern Unisoc/SPD chipsets (running Android 10, 11,
The most reliable method in 2026 involves using a PC-based tool to write the IMEI directly to the chipset. Step 1: Install SPD Drivers How Original IMEIs are Restored on SPD/Unisoc Devices
The corrupted data usually resides in the NVRAM (Non-Volatile Random Access Memory) partition. To get your phone working again, you need to use a specialized method to write the correct IMEI number back to that partition.
The most effective way to repair IMEI on Spreadtrum/UNISOC phones is using the official on a PC. Prerequisites Windows PC
