“No Service” is one of the very common issues faced by many Android smartphone users and in this article, we are going to share some of the most effective solutions.
Very often this problem results in not registered on the network and no signal on the Android device. Your Android smartphone can often display no service error due to a null IMEI. You can also go through the article: How to restore IMEI number and fixed no signal error. Most of our readers found a solution by following that article.
What causes Samsung Galaxy and Android No Service Error
Multiple reasons may cause the Android No Service issue. Sometimes it occurs because of the radio signal, the radio signal is turned off automatically due to some conflict with the WIFI and GPS which give rise to the mentioned issue.
This error can also be caused by some bad apps that interfere with the radio signal.
How To Fix Samsung Galaxy and Android No Service
Start by restarting the device. This should be the first step when you face any kind of issue on your Android device.
- Press and hold the Power button
- When the menu opens tap Restart
This is another useful method worth trying as this small step has been able to solve No service error in many cases. So, give it a try in case restarting the device did not work for you. Pull down the notification area where you will easily locate the flight mode or Airplane mode. Just tap on it. Leave it on for 30 seconds and then tap on it one more time to turn it off.
The No Service error sometimes is resolved easily once the network operator is selected manually. To do so,
- Head towards settings
- Find Mobile networks and tap on it
- Now tap on Network operators and it will start searching for all the available networks in that area.
- As you get your network, select it manually
The SIM card can also be the culprit. Make sure that the SIM card is placed correctly. If not, you will encounter a service error.
This article explains it a lot better. This post goes in-depth on how to fix the service error “While trying to establish a connection”. There are a lot of ways to fix SIM Problems and this sums it up for you.
This method requires you to open the dialer first after which the below steps are to be followed.
- Enter this code *#*#4636#*#* in the dialer
- Enter Service mode
- Click on the top option, – Device information or Phone information
- Next, tap on the Run Ping test
- The radio option will be visible at the bottom of this screen
- Check if it is off or on and then press the button next to it to turn on the radio.
- You will be prompted to reboot the device.
- Click reboot and your phone will start rebooting. Once completed, check if the problem is resolved.
Sometimes, you might get No service error on your Android device in case you have installed a custom ROM or else the ROM belongs to some other headset variant. So, what you need to do is just get back the original ROM, you can install it using the recovery. First, copy the ROM and then power off the device. Next press down the Volume down button and power button altogether which will provide you a black screen along with various options. Just follow the onscreen instruction to install ROM and your phone will be back to its operating condition.
No service error sometimes occurs because of a nulled or unknown IMEI number. For that, it is important to check first if your IMEI number is nulled or corrupted and then go ahead with restoring the Null IMEI. Here is h0w to do that:
- Turn your device on and go to the dialer to enter the code (*#06#) which shows up the IMEI number of the device. In case it shows ‘Null’, the IMEI number is corrupted and should be configured to resolve the ‘Samsung Galaxy and Android No Service issue’.
- Dial (*#197328640#) or (*#*#197328640#*#*) from the handset dialer which displays command mode. Users are required to select the option ‘Common’.
- Next, select option 1 that is Field Test Mode (FTM). It should be made off if it was ‘ON’. This process will change and restore the IMEI number but ensure to press the menu key button before you leave the Command screen, as this is a vital step to make the changes effective.
- Choose key input and select option 2 which will turn off FTM.
- Now, remove the battery and SIM card from the device, wait for 2 minutes after which re-insert the battery but not the SIM card.
- Turn on the device and type (*#197328640#) again from the phone dial.
- Next, go to Debug screen> phone control> Nas control> RRC and finally on RRC revision to resolve the Null IMEI or not registered on network issue.
- Now tap on the released your phone is, which is normally option 5.
- Turn off the phone again and insert the SIM to find out if the no service issue is resolved.
You may also read:
- Navigate to Settings> Mobile network settings
- Now hold the power button and the home buttons altogether when you are in the mobile network settings to power off the device.
- Next, remove the battery slowly.
- Press the Power button and home button together around 10 times.
- Now press and hold the power and home buttons for 2 minutes which will drain out all static charges.
- Re-insert the battery and boot up the device with the SIM Card. But do not attach the back cover.
- The SIM card is to be removed and re-inserted around 3 times while the phone is on.
- You will be then prompted to restart your Android device.
- Restart the device and check if the issue is gone now.
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