Should we look into the specific needed to enable Diagnostic Mode on your device?
If you have followed this entire guide, used the correct QCN file for the Poco X3 NFC (surya), tried both QPST and direct IMEI writing tools, and still see "IMEI: Null" – your EFS (Encrypted File System) partition is likely cryptographically corrupted. repair imei poco x3 nfc
) or through a terminal to allow the computer to communicate with the phone's modem. Qualcomm Drivers Should we look into the specific needed to
If you are attempting this yourself using specialized tools, you usually need: Unlocked Bootloader : Essential for writing to deep system partitions. : Enabled via a secret code (e.g., *#*#717717#*#* *#*#717717#*#* your device is recognized.
your device is recognized.