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How to Reset APN Settings on Your Samsung Phone

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Have you encountered issues with slow internet, no mobile data connection, or problems sending and receiving MMS messages on your Samsung phone? Incorrect Access Point Name (APN) settings might be the culprit. APN settings act as a gateway between your phone and your mobile carrier’s network, allowing you to connect to the internet and use mobile data services.

Steps to Reset APN Settings on Samsung Devices

  1. Accessing Settings:
    • Swipe down from the top of your screen and tap the gear icon to open Settings.
  2. Navigating to Mobile Network Settings:
    • Tap on Connections.
    • Select Mobile networks.
  3. Accessing APN Settings:
    • Tap on Access Point Names.
  4. Resetting APN Settings:
    • In the top right corner, tap the three vertical dots (menu).
    • Select Reset to default.
    • Confirm the action by tapping Reset.
connections highlighted in samsung settings app
screenshot of mobile network from samsung highlighted
access point names highlighted in samsung
screenshot of three vertical dots on samsung in Access point settings
screenshot of reset to default highlighted from access point names on samsung device
screenshot of reset apn settings confirmation samsung

What issues can resetting APN settings fix on Samsung?

In my experience, resetting the APN settings on my Android phone has fixed several issues I’ve had with mobile data connectivity. Some of the problems it has resolved for me include:

However, from my own experience, I suggest understanding that resetting APN settings isn’t guaranteed to fix every data connectivity problem you may have. I’ve also learned some other key points to consider:

  • Resetting APN only affects mobile data, not Wi-Fi or other phone functions. In my case, it resolved mobile data issues specifically.
  • It restores settings to the defaults from my phone’s manufacturer, which aren’t always tailored for my carrier. Sometimes I’ve needed to manually configure APN settings after resetting them.
  • If problems continue despite resetting APN back to default, I recommend contacting your mobile carrier, as I’ve done. They can further diagnose the issue and provide optimized APN settings for their network. This resolved my remaining data problems after resets failed.

Additional Notes

  • In my experience, resetting the APN settings on your Android phone will restore them to the default configuration that Samsung provides. This might not be the optimal setup for your specific mobile carrier.
  • If you have a dual SIM device like I do, you’ll want to repeat the reset process for each SIM card slot. Make sure to select the appropriate SIM before resetting those APN settings.
  • When I reset my APN settings and still had connection problems, I contacted my mobile service provider for further help. They were able to provide me with the specific APN settings optimized for their network. I recommend you do the same if the issues persist after an APN reset.
  • In my case, the default APN settings were not ideal for my carrier’s network. Getting the right configuration directly from my provider resolved any data or MMS issues I was having on my Samsung phone. I suggest trying their dedicated customer support if the problems continue even after resetting your phone’s APN settings back to the Samsung defaults. They can walk you through the proper setup.


That’s it for the blog post today. I hope you find it helpful. Today, I tried to show you all the steps and procedures to reset your APN settings. If you have any doubts or questions, please let me know in the comment section or you can contact us.

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I'm Maruti Kashyap, your Samsung tech expert with over 10 years of experience. Find troubleshooting guides, performance tips, and app recommendations at GuruSamsung.com. With access to global Samsung service centers, I'm always up-to-date on the latest. Join me for a seamless Samsung experience.

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