Share experiences repairs of mobile phones on hardwares and softwares

Acer Z200 imei invalid repair done

If Any Android Phone Imei lost problem must to know. Some Android Phone Qualcomm CPU can lost imei but it can fix just flashing with original firmwares for example for (Nokia Lumia X2 DS). Just Flashing all will fixed problem. But Nowdays we tell about Phone with MTK CPU.

The most problem here lost imei cannot change imei with any tools, what wrong ?

" BASEBAND ANDROID LOST " (must to fix it)

How to know if Baseband was Lost from android smartphone :

Open - Setting - About Phones - Look "Baseband version".

If show Baseband Unknow , we must repair baseband then we can do to write imei.


Acer z200 imei invalid after format with flashtool how to repair  ?  1. Make sure USB Debugging ON and Download Acer Z200               Drivers for all windows supported 2. Root acer z200 untill reall success 3. Download and Install MTK Droid Tool 4. Open Mtk Droid Click Root and the following step by step until        success 5. Click Change Imei from Mtk Droid Softwares 6. Input your phone imei back cover battery 7. Click Reboot  8. Wait untill Phone reboot and will Show your Phone imei if your        LuckyAcer z200 imei invalid after format with flashtool (Baseband Available but Imei Null) how to repair  ?

1. Make sure USB Debugging ON and Download Acer Z200 Drivers for all windows supported
2. Root acer z200 untill reall success
3. Download and Install MTK Droid Tool
4. Open Mtk Droid Click Root and the following step by step until success.
5. Click Change Imei from Mtk Droid Softwares
6. Input your phone imei back cover battery
7. Click Reboot
8. Wait untill Phone reboot and will Show your Phone imei also can check *#06#.
8. Your Job DONE

If still on firmwares problem, can found here how to => flashing with original firmware.

Acer Z200 imei invalid repair done Rating: 4.9 Written by: Unknown