Quectel Change Imei Fix

For recovery situations, use the EFS Recovery Package: https://themodemdistro.com/packs/efs_recovery.tar.gz .

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To send these commands, you must connect to the module's using a serial communication tool like PuTTY, MobaXterm, or Quectel's proprietary tools. For recovery situations, use the EFS Recovery Package:

Many IoT applications can identify devices using MAC addresses, serial numbers, or application-layer IDs rather than modifying the hardware IMEI. If you share with third parties, their policies apply

The Internet of Things (IoT) relies on cellular modules from vendors like Quectel to provide global connectivity. Each module’s IMEI serves as a central pillar of network identity—used for device registration, lawful interception, theft tracking, and subscription binding.