This tutorial teaches you lot how to right Unknown Baseband too Invalid IMEI errors of Tecno M7, all variants of the Tecno M7 past times flashing NVRam backup on the phone.
In this page, I select too included the download link for the NVRAM Backup file which you lot tin laissez passer notice flash dorsum onto whatsoever of the Tecno M7 models listed above. Check the Download Section here for the download links.
Why Would you lot Have Invalid IMEI or Unknown Baseband On Tecno M7 ?
In near cases, the resultant of Unknown Baseband, Invalid IMEI, No Service or No SIM card detected unremarkably occur when you lot flash a novel custom ROM on the telephone especially; when it's an upgrade from android KitKat ROM to Lollipop.
Other times, this resultant may occur if you lot flash incorrect stock ROM firmware using SP Flash Tool every bit well. Or, when you lot utilisation the Format All option of SP Flash Tool to right surely errors inwards whatsoever endeavour to flash Stock ROM using SP Flash Tool.
When this happens, the command for the Baseband too radio that controls the network signals are located inwards the NVRAM folder which is located in;
data/nvram/md/NVRAM/NVD_IMEI
And specifically inwards a file named;
MP0B_001
Once this file is missing or malformed the NVRAM partiton of your MTK android device is corrupted, too that makes your phone's IMEI too radio functionality to malfunction or cease to work.
Correcting Unknown Baseband too Invalid IMEI of Tecno M7
This method requires that you lot flash NVRAM backup file on your Infinix Hot Note x551 using MTK Droid Tools. You tin laissez passer notice download the NVRAM Backup file for the Infinix x551 at the download section.
How to Do it:
1. Download SP Flash Tool from the download department below then, extract it on your PC desktop.
2. Download PDanet+ from the download department too install it on your PC.
3. Download Tecno M7 NVRAM Backup file from the download department below.
4. Extract the NVRAM backup file. In it you lot volition reveal 2 (2) files. Simply motion both files into the NVRAM Backup folder inside the MTK Droid Tools folder on your PC Desktop.
5. Enable USB Debugging on the Tecno M7 that has Invalid IMEI too Unknown Baseband issues too then, connect it to the PC. NOTE: roughly phones volition postulate beginning access, if it's non rooted, root it using Kingroot here.
6. Open MTK Droid Tools folder on your PC too tiffin MTK Droid Tools.exe. Wait few seconds until MTK Droid Tools convey your telephone details then, on MTK Droid Tools, click IMEI / NVRAM too then; click Restore. Select the right file from the NVRAM Backup file for your Tecno M7 next the prompts past times MTK Droid Tools.
7. Now, you lot should run into that baseband has been written on the telephone to what it should be.
8. Reboot the telephone too enjoy.
NOTE:
If afterwards rebooting the phone, the Unknown Baseband re-occure, restart the physical care for from the offset over again only instead of rebooting the telephone at the step 8 (8); reboot it to recovery (it has to last custom recovery) too flash Custom ROM on it using the normal procedures.
After that, your Tecno M7 Unknown Baseband too Invalid IMEI issues is forthwith permanently solved too you lot tin laissez passer notice thence flash stock ROM on it again.
Download Section:
- MTK Droid Tools: Download Here
- PDanet+: Download Here
- Tecno M7 NVRAM Backup File Download: Download Here
