Check the box for if prompted. Click the Start button at the bottom.
Your phone might show full bars but refuses to make calls. Sometimes, the RF (Radio Frequency) calibration data gets corrupted, leading to signal dropouts. oneplus 7t pro qcn file
With the Diagnostic Port active, you can now use the Qualcomm software to rewrite the network data. Launch the application on your PC. Check the box for if prompted
: It stores specific values for the internal antennas and modem, ensuring the device communicates correctly with cell towers. When You Need a QCN File oneplus 7t pro qcn file