If software flashing does not work, the issue may be physical. Some technicians suggest CPU reballing as a high-level hardware fix for persistent touch failure on the
can be either software-related (driver incompatibility) or hardware-related.
Reloading the stock operating system (Firmware) using SP Flash Tool can often reset the NVRAM partition, which may resolve IMEI issues if the partition was simply corrupted. Fixing Touch Screen Issues Touch issues on the
When a device shows an invalid IMEI, it often cannot connect to mobile networks. For the , there are two primary methods to restore it:
Professional tools like CM2MTK (Infinity-Box) are widely cited for permanently repairing IMEI Null issues on the MT6582 chipset. This typically involves connecting the phone in Meta Mode or using a specific scatter file to rewrite the original IMEI numbers.
For a temporary software-level fix, users can sometimes access the Android Engineering Mode by dialing a code (often *#*#3646633#*#* ), navigating to Connectivity > CDS Information > Radio Information , and manually entering the AT commands to restore the IMEI.