Check the selection boxes corresponding to (and IMEI 2 if dealing with a dual-SIM variant).
This walkthrough is intended exclusively for original equipment restoration purposes, such as recovering an IMEI lost due to a bad firmware flash, a corrupted EFS partition, or software glitches. Modifying or rewriting an IMEI string to a number that does not match the device's original manufacturer sticker is illegal in many jurisdictions. Phase 1: Critical System Requirements
| Feature | Detail | |---------|--------| | Model | SM‑J410F / SM‑J410F/DS (Dual SIM) | | Processor | Qualcomm Snapdragon 425 (MSM8917) Quad‑core 1.4 GHz | | Chipset type | Qualcomm (not MediaTek) | | OS | Android 8.1 Oreo (Go edition) | | IMEI location | QCN partition (modem / EFS area) | | Repair tool compatibility | UMT (QcFire module), Z3X, Chimera, Octoplus, etc. |
: Install the official Samsung Android USB Drivers alongside the Qualcomm HS-USB QDLoader 9008 Drivers . j410f imei repair umt
Once the phone boots:
That is a classic “null IMEI” caused by corruption. The procedure above (combination firmware → Diag mode → UMT IMEI repair) will fix it.
Before starting the J410F IMEI repair, ensure you have the following: Check the selection boxes corresponding to (and IMEI
While keeping the points bridged, connect the USB cable from the PC to the phone.
Whether the device currently displays a under system settings.
or UMT Dongle (with the latest UMT GSM Module installed). Original Samsung USB Cable . Samsung USB Drivers installed on the computer. Device Root Access : The Phase 1: Critical System Requirements | Feature |
IMEI repair laws vary by country. In many regions, changing the original IMEI is illegal unless you are replacing a damaged motherboard or have written authorization from the carrier. This guide is for educational purposes and for repairing a “Null IMEI” issue caused by firmware corruption after a failed flash. Proceed at your own risk.
Back up all critical user data, as the process may require a factory reset.
Once the tool reports a successful write operation, the radio chip requires updated digital signatures to authenticate on cellular towers. Click on the utility button inside the same menu architecture. This re-signs the communication blocks, eliminating "Emergency Calls Only" errors. Phase 4: Verification and Diagnostic Troubleshooting