Samsung Galaxy S9/S9+ Can’t Make Phone Calls – How To Fix It


With Samsung Galaxy S9/S9+, you can easily send pictures, videos, documents, and any other multimedia files to other users. However, some people still find that talking directly by phone is the most effective way of communication. What to do if your Samsung Galaxy S9/S9+ can’t make phone calls? This is the topic we are going to discuss here.

See also: Fingerprint scanner not working on Galaxy S9 – How to Fix it

How to fix Samsung Galaxy S9/S9+ Can’t Make Phone Calls

Basic Troubleshoots

Samsung Galaxy S9/S9+ cant make phone calls can be just a temporary issue or related to hardware. Therefore, before we jump to deeper troubleshoots, let’s start with the basic ones.

1. Make sure you have an active plan on your SIM card and the signal is not weak.
2. Check the blocked list. Try to place a call to different numbers.
3. If you want to make a phone call over the Internet, inspect the WiFi network and cellular data. Toggle WiFi off and on. Or switch the Internet from WiFi to cellular data or vice versa.
4. Check the Airplane mode. Sometimes, we accidentally enable the feature. Open Settings > Connections > Airplane mode. Toggle the switch button.
5. Remove your SIM card and put it back. If you have another phone around, place your SIM card on it and try to make a phone call.
6. Restart your Galaxy S9/S9+. Press and hold the power button until the power off screen appears. Choose Restart.

Call Your Carrier

Samsung Galaxy S9/S9+ can’t make phone calls issues do not always come from the phone, the WiFi, or SIM card. It may come from the provider you use. Perhaps, their system is down or is under maintenance. To find out, try to reach your carrier using another phone, email, live chat, etc.

Reset Network Settings

When your Samsung Galaxy S9/S9+ cant make phone calls, which reset should you do first? Go with Reset network settings because it is related to WiFi connections, paired Bluetooth devices, and mobile data. Moreover, it is safer than Factory data reset and will not affect your data:

1. Open Apps tray and tap Settings.
2. Find General management and tap it. You may need to scroll down to get it.
3. Tap Reset, and choose Reset network settings.
4. Select Reset settings, then tap Reset to confirm.

Inspect Water Damage

Samsung Galaxy S9/S9+ is equipped with a Liquid Damage Indicator (LDI) to detect moisture or liquid damage. You can find it when you open the SIM or SD card tray.

1. Power off the phone
2. Open the tray using an ejector tool
3. If you find the LDI strip color is pink, purple, or red, it has been exposed to moisture or liquid. Dry up gently or visit Samsung Service Center. The normal LDI strip should be in white with pink letter Xs.

Reset APN Settings

APN stands for Access Point Names. It is a link between a mobile network and the Internet. When you bought an unlocked Galaxy S9/S9+ and use a different carrier, the APN settings may not set properly. Therefore, the phone acts weird, like it cannot place or receive phone calls.

Steps to reset the APN settings
1. From the Settings menu, find the Connections option and tap it
2. Choose Mobile Networks
3. Select Access Point Names and tap the menu (three dots icon)
4. On the drop-down menu, select Reset to default option

Reset To Factory Settings

Factory reset will erase all data and settings you have made on your Galaxy S9/S9+. That is why this method should be done when you have tried all solutions given above. If you doubt, visit ask for professional help instead.

Steps to factory reset Samsung Galaxy S9/S9+.

1. Backup your phone
2. Open Settings and tap General management
3. Tap Reset and select Factory data reset
4. Tap RESET, then choose to DELETE ALL
5. Enter your Samsung password if it is asked
6. Tap CONFIRM