Heres how to fix Androids IMEI number lost/corrupt issue.
How to fix invalid IMEI after factory reset:
1.
First, you gotta know the actual IMEI number of your gadget.

For that, open your phones dialer and dial*#06#.
This will show you the IMEI number; note it down.
- after you grab noted the IMEI number, you need a rooted Android.

So, follow our guide toRoot your Android.
After rooting your Android rig, you have to roll out the Xposed installer.
For that, follow our guide toInstall Xposed Installeron Android.

Now download and install theXPOSED IMEI Changer,the app that will allow you to assign different IMEI numbers.
Now initiate the appXPOSED IMEI Changerin the Xposed installer.
Once done, reboot the gear.

Launch the app, and you will see theIMEI screen changeroption.
Now tap on theApplybutton and reboot your rig.
Now everything will be working perfectly as you have your IMEI number back.

Cellular cards will be working fine now.
you’ve got the option to execute several commands to your Android via MTK Engineering Mode.
However, the app only works on devices with a Mediatek chipset.

Find the original IMEI number of your smartphone.
you’ve got the option to find the default IMEI number on your purchase bill.
If you have lost your bill, dial*#06#on the dialer.

Note down the IMEI number and then enter the Engineer Mode.
you might dial ##3646633## on your phone to enter Engineer Mode.
Or else, you’re able to use theMTK Engineer Modeapp.

Now, under the MTK Engineering Mode app, head to theMTK controls > Connectivity > CDS Information.
If everything goes well, you will be notified that the AT commands were successfully sent.
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