(returns IMEI without formatting)
AT+CFUN=1,1
Disclaimer: This report is for informational and security awareness purposes only. The facilitation of IMEI changing is strictly prohibited under applicable laws.
QFirehose is a command-line tool that communicates via the diagnostic port. quectel change imei install
A PCIe/M.2 to USB adapter or a standard Quectel evaluation board (EVB).
Technically, "installing" a new IMEI usually refers to the use of diagnostic tools or AT commands.
For IMEI change, you will primarily use the and later the Diagnostic Port . A PCIe/M
Download the official package matching your module series (e.g., LTE or 5G drivers).
Changing the IMEI of a Quectel module is a common request for users trying to fix registration issues on certain cellular networks, though it is technically not supported or officially documented by Essential Preparation
If you encounter issues during the process, follow these troubleshooting steps: Download the official package matching your module series (e
Install the official Quectel LTE/5G Windows or Linux USB drivers to expose the virtual COM ports.
Quectel change imei install, Quectel IMEI rewrite, EC25 change IMEI, AT+EGMR command, QFirehose IMEI tool, Quectel diagnostic mode.