How to fix no service error, weak signal issue on your Galaxy S10 Plus

No service error is a common issue on various smartphones to date. Even flagship smartphones like the Samsung Galaxy S10 Plus is no exception. Keep reading to learn what triggers no service error or weak signal issue on your new Samsung handset and refer to the given solutions below.

Before troubleshooting your Galaxy S10 Plus, check your proximity from the network tower. If you’re way too far from the tower, then you’re probably out of your network coverage. As a result, your phone is getting weak signal or and that eventually triggers a no service error. In that scenario, moving closer to the network tower or to other areas where the signal strength is better is all that you need. If network coverage isn’t the underlying cause, you can try the following solutions to eliminate software-related factors that caused no service error or weak signal on your Samsung Galaxy S10 Plus.

For owners who are looking for a solution to a different problem, drop by our troubleshooting page for we have already addressed some of the most common problems with this device. Browse through the page to find issues that are similar to yours and use the solutions we suggested. If they don’t work or if you need further assistance, don’t hesitate to contact us by filling up our Android issues questionnaire.

First solution: Reboot your Samsung Galaxy S10 Plus. 

Restarting your phone will refresh the operating system and likewise eliminates minor glitches that have been accumulated while using the device. This a simple trick that eradicates minor software problems without affecting the internal data or information stored on the phone memory. Having said that, backing up files before rebooting wouldn’t be necessary. If you haven’t already, then refer to these steps to restart your Samsung Galaxy S10 Plus:

  1. Press and hold the Power button and the Volume down button simultaneously for at least 10 seconds or until the phone power cycles. 
  2. Allow another few seconds until the Maintenance Boot Mode screen appears.
  3. Press either of the volume buttons to navigate on the options then highlight Normal Boot.
  4. Press the Power button to select. 

Wait for the reboot process to complete then see if your phone is now getting a stable signal. If the no service error continues and your Galaxy S10 Plus’ acquired network signal is still weak, try the next method.

ALSO READ: How to fix Samsung Galaxy S10 Plus that’s running slow

Second solution:  Refresh the SIM card. 

Sometimes, SIM card issues can also trigger the occurrence of weak signal issue or no service error. To address such problems, removing and reinserting the SIM card on your Galaxy S10 Plus is recommended. Doing so will refresh its cellular network connections and relevant services. SIM-related errors are likewise rectified in the process. Here’s how it’s done:

  1. Turn off your phone completely.
  2. Insert the SIM ejector into the small hole on the SIM card tray. 
  3. Gently push the ejector tool until the tray ejects. 
  4. Pull out the SIM card tray then remove the SIM from the SIM card slot.
  5. Check if the SIM card has any sign of damage. If it looks good, place it back into the card slot in the same position before you removed it.
  6. Secure the SIM card then push the tray back into the phone. 
  7. Lock the SIM card tray in place then turn on your phone. 

Allow your phone to re-establish network signal after it reboots and then see if the no service error is gone. If weak signal issue continues after reinstalling the SIM card, try other workarounds to eliminate network errors attributed to incorrect network configurations.

ALSO READ: Samsung Galaxy S10 Plus shows “Messenger has stopped” error

Third solution: Change network mode.

Weak signal can also be attributed to the networks available in your area. Changing network mode will allow your phone to utilize the best reception possible. To do that, follow these steps:

  1. Access Settings from the Main menu. 
  2. Select Connections.
  3. Tap on Mobile Networks.
  4. Select Network Mode.
  5. Select another mode like LTE/3G/2G.

After selecting a different network mode, reboot your phone and see if it fixes the weak signal issue on your Galaxy S10 Plus. If the problem continues, move on and try the next applicable solutions.

Fourth solution: Reset network settings on your Samsung Galaxy S10 Plus.

Resetting the network settings on your Galaxy S10 Plus is usually need to eliminate network settings errors that caused conflicts to network services. If the no service error or weak signal issue on your phone is triggered by these settings errors, then it will likely get resolved by a network reset on the phone. This process will delete all saved cellular settings on your device and restore the default network configurations and options. Here’s how it’s done:

  1. Open the Apps tray by swiping up on an empty spot on the Home screen
  2. Select General Management
  3. Tap on Reset
  4. Select Reset network settings
  5. Tap on Reset settings.
  6. Enter your PIN if asked.
  7. Select Reset settings again. 

Restart your phone after the reset and then set up your network connections to get back online and connected to cellular or Wi-Fi networks.

ALSO READ: Pandora keeps crashing on Samsung Galaxy S10 Plus

Fifth solution: Clear system cache partition. 

Erroneous caches might also affect your phone’s signal reception. Thus, clearing cache is also handy. Clearing the system cache partition on your Galaxy smartphone regularly provides optimum performance on your phone and helps clear out random errors that trigger minor network system glitches. Just follow these steps to clear cache on your Galaxy S10 Plus:

  1. Turn off your phone. 
  2. Press and hold the Volume up button and the Bixby key simultaneously. 
  3. Then press and hold the Power button
  4. Release all keys once you see the Android logo on the screen then wait for the Android system recovery menu options to appear.
  5. Once you see the recovery menu options, press the Volume down button repeatedly until wipe cache partition is highlighted.
  6. Press the Power button to select. 
  7. Press the Volume down button repeatedly until Yes is highlighted then press the Power button to select.
  8. Wait for the system to clear the cache partition then highlight Reboot System now using the volume button.
  9. Press the  Power button to confirm reboot system. 

When your phone is finished rebooting, allow a few seconds for it to re-establish cellular signal from your network then see if that problem is gone.

ALSO READ: How to fix Samsung Galaxy S10 Plus with “Messages has stopped” error

Sixth solution: Check for software updates.

Samsung often provides software updates to fix bugs and glitches on their phones. Thus installing Android updates might also provide the required patches to fix the no service error and weak signal issue on your Samsung Galaxy S10 Plus. Software update notifications are usually pushed whenever a new update is available. If you did not receive  any update notification though, just go ahead and check it manually. To check for new Android updates for your Galaxy A10 Plus, just follow these steps:

  1. Access Settings from the Main menu. 
  2. Select About Phone.
  3. Tap on Software update.

Wait for your phone to check software updates. If there is an available update, select the download button then follow the rest of the on-screen instructions to complete the process.

Seventh solution: Reset factory settings.

If the weak signal issue persists, then this could be due to a more complex system errors that require system resets. This is when a factory reset or master reset play a vital role. Performing a factory reset will clear all saved data on your phone storage so you could lose personal information. If you wish to process, be sure to back up all  your important files so you’d still be able to recover and use them after the reset. Once you’re all set, follow these steps to factory reset your Galaxy S10 Plus and obliterate the No service error and weak signal on your device:

  1. Access Apps icon from the Home screen. 
  2. Select Settings
  3. Select General Management
  4. Tap on Reset
  5. Select Factory data reset.
  6. Read the details then select Reset to proceed.
  7. Enter PIN code if prompted.
  8. Tap Delete All to complete. 

When the phone is finished wiping data, it will reboot on its own and then loads up the factory default settings. To use your phone again, you’ll need to set it up as new.

Still getting no service error or weak signal issue on your Galaxy S10 Plus?

You can contact your network provider for proper escalation of the issue if all else failed to offer ultimate fix. Your carrier’s support team can check if there are any temporary service outages in your area  that might have caused no service error and signal issues to arise.

Another applicable tweak and potential solution to No service error or weak signal problem is the SIM card removal and insertion procedure.

If you suspect that the problem is due to a damaged or defective SIM card, then you can report the problem straight to your carrier/network service provider, so they can issue a new SIM card replacement. To rule out hardware damage like a damaged SIM card tray or other relevant parts, you can take your Galaxy S10 Plus to a Samsung-authorized service center nearby and have it checked by the technician, If the problem is found to be attributed to a damaged component, then service or repair is what you need. Contact your carrier for official recommendations.

Connect with us

We are always open to your problems, questions and suggestions, so feel free to contact us by filling up this form. This is a free service we offer and we won’t charge you a penny for it. But please note that we receive hundreds of emails every day and it’s impossible for us to respond to every single one of them. But rest assured we read every message we receive. For those whom we’ve helped, please spread the word by sharing our posts to your friends or by simply liking our Facebook page or follow us on Twitter. You may also visit our Youtube channel as we publish helpful videos every week.