How to Repair invalid or corrupted IMEI on Android Smartphones
5 simple steps to reset invalid or corrupted IMEI on Android Smartphones: If after flashing or rooting your Android smartphone, if your not able to make calls and the network stops showing up then try to check the IMEI numbers, as your phone might have invalid IMEI. Step 1: Verify the IMEI numbers by typing *#06# at phone dial pad, if it shows “invalid” then don’t panic. Follow below procedure to Repair IMEI Step 2: type *#*#3646633#*#* on your number pad Step 3: select the below options on the screen Engineer mode->CDS Information->Radio Information->Phone 1 Step 4: Enter AT+EGMR=1,7,”Original IMEI number” Back button->Phone 2 Enter AT+EGMR=1,10,”Original IMEI number” *Original IMEI number can be found on the mobile purchase bill or behind the phone under battery. Step 5: Go back to home screen by clicking back button and restart the phone and check the network is showing, type *#06# to verify the IMEI numbers for both SIM. How to Upgrade ROM / Andro...