Incorrectly flashing files can "brick" your phone (render it unusable). General Preparation Before attempting any modification, ensure you have: All data will be wiped during the bootloader unlock. Original IMEI:

: This involves extracting the devinfo.img partition, patching it, and flashing it back using fastboot .

It helps detect cloned or unauthorized devices.

Highly technical "IMEI Repair Tools" exist for experts but require Rooting the phone and enabling USB Debugging via Developer Options. These tools are specific to the device's processor (e.g., Google Tensor or Qualcomm).

It is critical to distinguish between a corrupted IMEI and changing an IMEI to a new one. Legality & Purpose IMEI Repair

Changing or "repairing" an IMEI on a Google Pixel device is a complex process often discussed in the context of restoring a corrupted device (showing IMEI "0000" or "unknown") rather than simply swapping numbers for privacy. Key Methods for Pixel IMEI Modification