(If the battery is non-removable) - Only remove the SIM Card.Remove your battery (if removable) and SIM card for two minutes place your battery in your phone but not the SIM card. Select Key input and enter option 2 this will t urn your FTM OFF.(Important) Without leaving the Command screen, press the Menu key, the button that's found on the left of the Home button, or the back button on your display.Check to see if your IMEI number has been restored.Once the option is on, you will have to turn this OFF. FTM (Field Test Mode) is for debugging and testing. You will be prompted into Command mode, select Common, usually option 6 or 5.

If you see 'IMEI Null or 000000', you need to reconfigure the settings to fix the no signal or not registered network problem on your Android phone.

Open the dialer and enter – *#06# to check your IMEI number.

If this method does not work, try this: How to Fix Samsung Galaxy Unknown Baseband Version.

Restore the Samsung Galaxy Null IMEI #: Fix Not Registered on Network Method 1: NAS Control You can check your IMEI by dialing *#06#. It helps carriers and manufacturers find your phone if it gets stolen or compromised. The IMEI is a 15-digit number that identifies each device. This guide explores options to help fix the 'null or unknown IMEI #' errors on Android devices.Īlso, read ways to fix the Samsung galaxy not registered on the network.

Htc 10 imei number unknown