If the touch screen stopped working after a firmware update, it is likely due to a mismatch in the kernel or driver. Flashing a 100% verified working stock firmware, such as this official build from Huawei , can restore the correct touch drivers.
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. h30-u10-full-fix-imei-and-touch
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. If the touch screen stopped working after a
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 Fixing Touch Screen Issues Touch issues on the
Modifying IMEI numbers can be illegal in certain jurisdictions unless you are restoring the original numbers that belong to the device. Always back up your NVRAM data before attempting these repairs.
When a device shows an invalid IMEI, it often cannot connect to mobile networks. For the , there are two primary methods to restore it:
The is a Mediatek-based (MT6582) device that often encounters issues like "Invalid IMEI" or touch screen unresponsiveness after improper flashing or software corruption. Fixing these problems generally requires a combination of specific firmware restoration and specialized repair tools. Fixing "Invalid IMEI" or "IMEI Null"