The Samsung Galaxy S8 is a flagship phone that was released in 2017 and changed the way the company designs its premium models. The phone removes the Home button allowing you to have a large 5.8-inch Super AMOLED display that now takes up most of the front of the device.\r\n\r\nUnder the hood, there is a powerful Snapdragon 835 processor which, when combined with 4 GB of RAM, allows the device to run apps smoothly. Although it is a solid phone, there are cases where certain problems can occur that we will face today.\r\n\r\nToday we will talk about why the Samsung Galaxy S8 cannot make or receive calls. Through this tutorial, even if it will not be so for everyone, you will be able to solve the problem on your own without bringing your phone to a service center.\r\n\r\nBefore solving the problem, we first need to understand what the cause is, so to do this, start with the first procedure and hand in hand until you get to the last, heaviest one, where you will have to restore your phone like when it left the factory.\r\nSamsung Galaxy S8 cannot make or receive calls [Resolution Guide]\r\nBefore moving on.\r\n\r\n1) Try your SIM in another phone, let's start to exclude that there is a problem with your card. If the problem concerns your SIM, all you have to do is go to a store and have it replaced.\r\n\r\n2) Try another SIM in your phone, so we check if it is a problem with your phone, if so, now continue with the tutorial.\r\n\r\n3) The first thing to do, does it look pathetic? But it is not, restart your phone. We leave it on for a long time, and not everyone knows instead that it's a good thing to restart from time to time. Restart the phone and see if it works, if you still have problems with your Samsung Galaxy S8 can not make or receive calls, continue reading this tutorial.\r\n\r\n4) Advice for beginners. By chance, you have activated the airplane mode and you have forgotten it? If so... disable it via the notifications panel.\r\n\r\n5) Check if the problem occurs when the phone starts in safe mode. Otherwise, it could be caused by an app you downloaded. Find out what this app is and uninstall it.\r\n\r\n6) When it comes to problems with the network or your account, your service provider is the best part to call as they all have access to their network services and to your account. If it is a network problem, at least, you will be told how long you should wait before you can get the service back and if it is a problem with your account, then you would know what to do to make your phone work perfectly.\r\n7) Reset the Galaxy S8 to factory settings\r\nIf calling your service provider did not help solve the problem, a general restore could help. Return the device to the default settings or configuration. If it's just a problem with the firmware and not the hardware, a reset might fix it.\r\n\r\nHowever, make sure you create a copy of your important files and data as they will all be deleted. Next, remove your Google and Samsung accounts so you don't get stuck. Once everything is in order, follow these steps to restore your phone:\r\n\r\n \tTurn off the device.\r\n \tHold down the Volume up and Power keys.\r\n \tWhen the Galaxy S8 logo appears, release all three keys.\r\n \tYour Galaxy S8 will continue to boot into recovery mode. When a black screen appears with blue and yellow text, proceed to the next step.\r\n \tPress the Volume Down key several times to highlight "clear data \/ restore factory settings".\r\n \tPress the Power button to select.\r\n \tPress the Volume Down button until "Yes" is highlighted.\r\n \tPress the Power button to select and start the total reset.\r\n \tWhen the general recovery is complete, "Restart the system now" is highlighted.\r\n \tPress the power button to restart the device.\r\n\r\nI hope I was able to help you repair your Samsung Galaxy S8 it cannot make or receive calls. We would be grateful if you could help spread the word, so please share this post if you found it useful. Thank you so much for reading!