In the utility, switch to the Restore tab.
Several reliable software utilities can handle QCN backup and restore processes. Depending on your technical expertise and device model, you can choose from the options below. 1. QPST Tool (Qualcomm Product Support Tool)
Locate your original IMEIs on the phone's retail box or the back sticker. Changing an IMEI to a number other than the one legally assigned to the hardware is illegal in many jurisdictions. Step-by-Step Guide: How to Fix IMEI Using QCN Tools Step 1: Enable Qualcomm Diagnostic Mode Imei Qcn Tool Download
Redmi K80 Pro, Xiaomi 12S series, Xiaomi 15 series, Samsung Galaxy A05s, Galaxy S24 Ultra, and more.
If your backup file is blank or you are using a donor QCN file from an identical model: In the utility, switch to the Restore tab
Load your backup or a downloaded clear template QCN file into the rebuilder tool.
Enter your phone's original and IMEI 2 in the provided text fields. Click Rebuild to save the newly edited QCN file. Step 2: Open QFIL and Connect Your Device Open the QFIL application. Step-by-Step Guide: How to Fix IMEI Using QCN
Ensure you are using a high-quality USB 2.0 port (USB 3.0 ports often cause communication drops in Diag Mode).
Users who prefer a simple, streamlined user interface. Key Feature: One-click backup and restore buttons. 3. Ultimate Multi Tool (UMT) / Miracle Box / UnlockTool
: You may have flashed a QCN from a different regional sub-model. Always ensure the donor QCN matches your exact baseband architecture.