Fibocom L850gl Change Imei Jun 2026

Always run AT+CGSN and save your original IMEI before making changes.

To change the IMEI of your Fibocom L850-GL module, you'll need:

The Fibocom L850-GL is a high-performance LTE Cat9 M.2 module, frequently used in laptops (notably Lenovo ThinkPads) and industrial IoT devices. Because this module is often used in carrier-locked or region-restricted devices, users sometimes seek to modify its International Mobile Equipment Identity (IMEI). ⚠️ Crucial Disclaimer: Legal and Ethical Warning fibocom l850gl change imei

Changing the IMEI on a cellular module like the Fibocom L850-GL Go to product viewer dialog for this item.

By default, the L850-GL hides its diagnostic ports. You must send a specific AT command to reveal them. Always run AT+CGSN and save your original IMEI

The IMEI and calibration data are stored in specific NVM sectors.

If you are attempting to repair an invalid IMEI after a firmware update, you can try these diagnostic steps: The IMEI and calibration data are stored in

Without this access, you are effectively locked out by design. This is a security feature, not a bug.