If you have a second working RN11 4G (same region):
Modifying EFS or IMEI is for technical repair purposes only. Improper handling can permanently "brick" your device or lead to illegal IMEI tampering. Always backup your original files first. Do you have the Qualcomm (spes) MediaTek (selenes) variant of the Redmi Note 11 , and are you seeing a "Baseband Unknown" error? All Xiaomi Phone QCN Backup Files redmi note 11 464 4g xqcn qcn efs file hot free do
(XML format): Rename it to .qcn before restoring, or use Ultimate QCN Tool to convert XQCN to binary QCN first. If you have a second working RN11 4G
Disclaimer: This guide outlines the technical steps for educational restoration using original IMEIs. redmi note 11 464 4g xqcn qcn efs file hot free do