Once written at the factory, this memory cannot be rewritten, modified, or deleted by software updates, factory resets, or custom ROMs. Legal and Ethical Implications

If the EFS partition becomes corrupted during a rewrite attempt, your Pixel will lose all network capabilities permanently, showing a "No IMEI" or "IMEI 0" error.

Restoring your device’s IMEI is fundamentally different from changing it to another phone’s IMEI. It is not an attempt to commit fraud; it’s a repair of your own legal property. The tools and methods described below should be used exclusively for this purpose.