Click the or "Repair" button. The software will begin the process: It will initialize the connection. It will bypass security (if supported). It will write the new data to the NVRAM partition. A "Repair Done" message will appear in the log window. 6. Final Reboot
If the phone has a null IMEI and won't boot to OS, skip this—UMT can still repair via FDL (Flash Download) mode. umt spd tool imei repair
Sometimes, due to a failed firmware flash, a virus, a bad unlock attempt, or simply system corruption, the device loses this number. When you dial *#06# on the device, you may see "Invalid IMEI," "Null," or simply blanks where the numbers should be. Without a valid IMEI, the device cannot register on a cellular network, rendering it unable to make calls, send SMS, or use mobile data. Click the or "Repair" button
Before launching the UMT SPD Tool, ensure you have the following: It will write the new data to the NVRAM partition
The goal is to get the PC to recognize the in Device Manager. 4. Configure IMEI Settings Locate the "IMEI/Repair" tab within the software: Check the boxes for IMEI 1 and IMEI 2 .