Fix: Samsung S20, S20+, S20 Ultra Can’t Make Calls or Receive Calls

The Samsung Galaxy S20 series, which includes the S20, S20+, and S20 Ultra, offers users a plethora of advanced features and cutting-edge technology for an unparalleled smartphone experience. However, some users may encounter issues with making or receiving calls on their devices, which can be quite frustrating and disrupt their day-to-day communication. In this guide, we will explore various solutions to help you address and resolve call-related issues on your Samsung S20, S20+, or S20 Ultra, ensuring seamless connectivity and uninterrupted communication.

Call-related issues on the Samsung Galaxy S20 series devices can arise due to a variety of factors, such as network problems, software glitches, or incorrect settings. Identifying the root cause is crucial to apply the most effective solution and restore your device’s call functionality. By following the troubleshooting steps outlined in this guide, you will be able to address and fix call-related issues on your Samsung Galaxy S20, S20+, or S20 Ultra, ensuring smooth communication and reliable connectivity.

It is essential to recognize that resolving call-related issues on your Samsung S20 series device may require a combination of solutions, as the underlying cause may not always be immediately apparent. By systematically addressing potential issues related to network connectivity, software, and device settings, you can effectively eliminate call-related problems and restore your device’s optimal communication capabilities. In this guide, we will outline various solutions to help you overcome call-related issues on your Samsung S20, S20+, or S20 Ultra.

Fix, Can’t make calls or receive any calls on Galaxy S20, S20+ or Ultra

Verify signal strength

In a lot of network issues, poor or weak signal is to blame. If your Galaxy S20/S20+/S20 Ultra is showing No Service all the time recently, be sure to check how the signal bars are showing on your device. Anything lower than 3 bars is not good and can indicate a network issue.

The other way of the reboot is as follows:

Press and hold the Volume Down button.
While holding it down, press and hold the Power key.
Keep the button held for 10 seconds, it will be restarted automatically.

If this doesn’t work then head to the next method.

Rebooting your device regularly at least once every week can be beneficial. If you tend to forget things, we suggest that you configure your phone to reboot on its own. You can schedule it to do this task by doing these steps:

Open the Settings app.
Tap Device Care.
Tap the 3-dot at the top.
Select Auto restart.

Force Quit Phone App

This is usually recommended to fix minor app bugs. There are two ways to do this.

Method 1: Close an app using Recent Apps key

On your screen, tap the Recent Apps soft key (the one with three vertical lines on the left of the Home button).
Once the Recent Apps screen is shown, swipe left or right to look for the app. It should be here if you managed to run it previously.
Then, swipe up on the app to close it. This should force close it. If it’s not there, simply tap the Close All app to also restart all apps.

Method 2: Close an app using App Info menu

Open the Settings app.
Tap Apps.
Tap the More settings icon (three-dot icon, upper right).
Tap Show system apps.
Find and tap the app.
Tap Force Stop.

Clear Phone app cache

Open Settings from either Quick Nav menu or the launcher.
Tap Apps.
If you’re looking for a system or default app, tap on More settings at the upper right (three-dot icon).
Select Show system apps.
Find and tap the appropriate app.
Tap Storage.
Tap the Clear Cache button at the bottom.

Delete Phone app data

Open Settings from either Quick Nav menu or the launcher.
Tap Apps.
If you’re looking for a system or default app, tap on More settings at the upper right (three-dot icon).
Select Show system apps.
Find and tap the appropriate app.
Tap Storage.
Tap the Clear Data button.

Clear Cache from Recovery Mode

In case you don’t know what is recovery, the first thing the bootloader rings up is the recovery. Recovery Mode refers to a special bootable partition, which contains a recovery application installed in it. And you can fix some problems with your phone. Follow the steps to clear cache from recovery mode:

Turn off your phone.
Once it is turned off. Press and hold the power/Bixby and volume down button simultaneously until the Android logo pops up.
When the green Android logo displays, release both buttons.
The Recovery screen menu will now appear
Use the Volume button to go to Wipe Cache Partition then press the Power button to confirm the selection.
Wait until your device wipes out all cache or temporary data from the system partition.
Press the Power button again to reboot the device.

This clears all the temporary data from the device. And then it works like new.

Update apps

To check for Play Store app updates on your Galaxy:

Open Play Store app.
Tap More settings icon at the upper left (three horizontal lines).
Tap My apps & games.
Tap Update or Update All.

If you are on Cellular Data connection, we suggest that you update via wifi only to avoid additional charges. Here’s how:

Open Play Store app.
Tap More settings icon at the upper left (three horizontal lines).
Tap Settings.
Tap App download preference.
Select Over wifi only (select Over any network if you don’t have wifi).
Tap Done.

Make sure also to keep your apps updated all the time by enabling auto-update option.

Tap Auto-update apps.
Tap Over wifi only (select Over any network if you don’t have wifi).
Tap Done.

Update to Latest Software

Open Settings from either Quick Nav menu or the launcher.
Go to the More tab, then tap on About device.
Tap on the Software update.
If a system update is available, you’ll see the option on the screen. Tap Download and Install.
If your system is up to date, you will see a message stating that the system is up to date.

That is all. You have successfully checked for a system update on your Samsung Galaxy S20 (Plus) and S20 Ultra.

Here are a few things that are needed to take care while updating your Samsung Galaxy S20 (Plus) and S20 Ultra or any device:

Your device must be connected to the internet.
Your device must have enough space to download the update.
Your device should have enough charge, more than 50% to install the update.

Troubleshoot apps in Safe Mode

In case you don’t know what is safe mode, in safe mode, the system temporarily disable all third-party applications you installed on your device. By doing this we can figure out which app is occurring the problem. Follow the below step to turn Safe Mode on:

Turn OFF the device.
Press and hold your device’s Power button till the model name screen.
When the SAMSUNG logo appears on the screen, release the Power key.
Immediately after releasing the Power key, press and hold the Volume down key.
Continue to hold the Volume down key until the device finishes restarting.
Safe mode will display in the bottom left corner of the screen.
Release the Volume down key when you see Safe Mode.

After figuring out the apps which are creating the problem, follow the below steps to uninstall it(if required):

Open Settings from Launcher.
Tap on Apps.
Tap See All Apps.
Tap an app that you want to uninstall
Tap Uninstall.
Tap OK to confirm.

Reset Network Settings

Open Settings from either Quick Nav menu or the launcher.
Scroll down and tap on General management.
Then tap on Reset.
Finally, tap on Reset network settings.
Then tap on Reset settings.
Confirm with your lock screen password when prompted.

Factory Reset

Disclaimer

Factory reset will delete everything, so you want to make sure that you create a copy of your personal data such as photos, videos, documents, texts, etc. ahead of time.

Open the Settings from the launcher.
Scroll to and tap General management.
Tap Reset.
Select Factory data reset.
Tap Reset to continue.
Tap Delete All to confirm the action.

From Recovery:

Turn off your phone.
Once it is turned off. Press and hold the power/Bixby and volume down button simultaneously until the Android logo pops up.
When the green Android logo displays, release both buttons.
The Recovery screen menu will now appear
Use the Volume Down button until you are highlighting ‘Wipe data/factory reset.’
Press the Power button to select ‘Wipe data/factory reset.’
Use Volume Down to highlight Yes.
Press the Power button to confirm the action to clear your phone data.

Contact your carrier

No Service bug can be caused by an issue from your network operator so you won’t be able to fix it on your end at all. Talk to your carrier and let them check the problem if nothing is fixed after a factory reset.

Visit the Service Centre

Although it’s rare, some cases of the issues on Samsung Galaxy devices may have bad hardware as the origin. If a factory reset won’t help in fixing your issue, visit your local Samsung store or Service Center so a qualified Samsung technician can examine the hardware. If needed, they may send it in for repair or replacement.

Do you own a Galaxy Device, or any Android device and need these types of simple tutorials? Then stay tunned to GetDroidTips’ Android Tips & Tricks column because many simple tutorials for Galaxy are coming soon.

If you have any queries regarding this, the comment section always available for you.