Before you begin the restoration process, ensure you have the following tools and preparations in place:

At the heart of the device is the Qualcomm Snapdragon 695 5G chipset, a capable mid-range processor that supports 5G networks. Coupled with up to 8GB of RAM and 128GB of internal storage (expandable via microSD), the Poco X4 Pro 5G handles multitasking and demanding applications with ease.

Execute these commands to wipe the broken configuration files:

Magisk root is required to enable Diagnostic Mode (Diag Port) on the device.

The Poco X4 Pro 5G runs on MIUI 11 based on Android 11 out of the box, offering a clean and intuitive user interface along with a range of customization options.

To restore the file to your device, you will generally need to follow these steps:

Power on your device and enable in Developer Options.

Network drops, IMEI corruption, and "No Service" errors on your Poco X4 Pro 5G (128GB variant) usually point to a corrupted Qualcomm Calibration Network (QCN) file. The QCN file contains vital NV (Non-Volatile) items that control your device’s network bands, IMEI configuration, and baseband operations.

: A specific utility within QPST used for backing up and restoring the QCN.

Flashing a QCN file requires a PC and specific Qualcomm servicing tools. The most common tool used by technicians is the . Here is a general overview of the flashing process: