If the manual QCN method is too complex, several "one-click" free tools have gained popularity:
Install Qualcomm HS-USB drivers. Put phone into – usually Volume Down + Power or via ADB adb reboot edl . qualcomm imei repair tool without box
If you write the hex in the wrong order or the phone has "Write Protection" enabled (common on Android 12+), the changes will revert on reboot. If the manual QCN method is too complex,
: A professional-grade tool that can be purchased as a software-only license without a physical dongle. It automates the "Patch IMEI" process. Ultimate Multi Tool (UMT) - QcFire : A professional-grade tool that can be purchased
In some cases, the IMEI number on a device may become null or corrupted, causing issues with network connectivity, device registration, or even rendering the device unusable. A Qualcomm IMEI repair tool helps to restore or modify the IMEI number, resolving these issues.