Often used after a "hard reset" or firmware flashing that accidentally wipes the device’s NVRAM data, causing the phone to lose its cellular connection. 2. Technical Requirements
Re-write the factory-assigned IMEI numbers found on the device’s box or under the battery. dual imei mtk write imei tool v11 full
Select the correct from the dropdown menu (check Windows Device Manager to find the assigned port). Often used after a "hard reset" or firmware
If you are an Android technician or an advanced user dealing with MediaTek (MTK) devices, you have likely encountered the dreaded "Null IMEI" or "Invalid IMEI" error. This issue renders the device unable to connect to cellular networks, essentially turning a smartphone into a WiFi-only tablet. dual imei mtk write imei tool v11 full