Replace the placeholder or blank IMEI fields with the original 15-digit IMEI assigned to the hardware. Click or Save to generate a repaired .qcn file. Step 3: Wipe Corrupt EFS Partitions (If Required)
Some newer devices have strict validation checks. Incorrect modifications may cause the device to display "Unknown IMEI" or fail to boot altogether. qualcomm imei repair tool without box
In many countries (like India, USA, and UK), changing or tampering with an IMEI is a criminal offense punishable by heavy fines or imprisonment. This process should only be used to restore a lost original IMEI due to software corruption. Replace the placeholder or blank IMEI fields with
If you need to restore your own device’s original IMEI (e.g., after corruption), the only box-free path is a using Qualcomm’s own fh_loader (EDL mode) with a legitimate firehose – but extracting that loader typically requires a box in the first place. It’s a circular dependency by design. Incorrect modifications may cause the device to display
Connect to your PC and type: adb shell , then su , then setprop sys.usb.config diag,adb .
Using any unofficial repair tool (box or no-box) trips Knox or OEM fuse on Samsung, Xiaomi, etc.