How to Enable Mobile Data Roaming on Samsung Phones.
Learn how to turn on data roaming for your Samsung device when traveling internationally. I’ll show you the steps to enable this feature so you can use mobile data abroad without Wi-Fi.
I am showing you on a Samsung S23 Ultra running Android 15 with One UI 7.0. The steps work on most Samsung Galaxy models including S series, A series, and Z foldables running One UI. These steps also work on Samsung devices running Android 11 through Android 14.
What Is Mobile Data Roaming
Mobile data roaming is what happens when your phone connects to a different carrier’s network while you are traveling outside your home network coverage area. For example, if you live in the United States and travel to France, your phone will connect to a French carrier’s network. Enabling roaming allows your phone to use mobile data through that foreign network.
Important Things to Know Before You Turn On Roaming
Before you enable roaming on your Samsung phone, you need to understand a few things.
Roaming can be expensive. Most carriers charge extra for roaming data. Costs vary widely depending on your carrier and your destination. Some carriers offer international day passes or travel plans. Others charge per megabyte or per gigabyte at high rates.
Here is what you should do before traveling:
- Contact your mobile service provider to ask about roaming rates for your destination
- Check if your current plan includes international roaming
- Ask about day passes or travel data packages
- Find out if your carrier offers a roaming add-on for your trip
- Set a budget for roaming charges
In some regions like the European Union, roaming rules are different. If you have a plan from an EU country, you can often use your data in other EU countries without extra charges. But this is not always the case. Always check with your carrier first.
How to Enable Mobile Data Roaming on Samsung
There are two ways to find the roaming setting on your Samsung phone. I will show you both.
Method 1: Through the Mobile Data Button
- Swipe down from the top of your screen to open the quick settings panel
- Find the mobile data button (it may look like a signal bar)
- Press and hold that button (long press)
- This takes you to the data usage page
- From there, you can navigate to mobile network settings
Method 2: Through Settings App (Easiest)
This is the most direct method. Follow these steps:
- Open the Settings app on your Samsung phone
- Tap on “Connections”
- Tap on “Mobile networks”
- Look for “Data roaming” or “Mobile data roaming”
- Tap the toggle to turn it on
That is it. Once enabled, your phone will use mobile data when connected to a foreign carrier’s network.
How to Check If Mobile Data Is On
Before you rely on roaming, make sure your mobile data is actually turned on. Here is how:
- Swipe down from the top of your screen to open the quick settings panel
- Look for the mobile data icon (looks like a signal bar)
- Make sure it is highlighted or colored (not grayed out)
- If it is off, tap it to turn mobile data on
Having mobile data on is different from having roaming on. You need both: mobile data turned on and data roaming enabled.
How to Turn Off Roaming When You Return Home
You should disable data roaming when you finish traveling. This prevents accidental charges if your phone connects to a foreign tower near a border or if you travel again without thinking about it.
Here is how to disable roaming:
- Go to Settings > Connections > Mobile networks
- Tap the Data roaming toggle to turn it off
The setting will stay off until you turn it back on for your next trip.
How to Monitor Data Usage While Roaming
Roaming data can add up quickly. Here are some tips to avoid bill shocks:
- Set a data usage alert on your phone
- Use Wi-Fi whenever possible (hotels, cafes, airports)
- Download maps and translations before you travel
- Turn off background data for apps you do not need
- Check your carrier’s app to see your roaming usage in real time
What If Roaming Does Not Work After Enabling It
If you enabled roaming on your Samsung phone but still have no data connection abroad, try these steps:
- Restart your phone after arriving at your destination
- Go to Settings > Connections > Mobile networks
- Tap on “Network operators”
- Tap “Search networks” or “Select automatically”
- If automatic selection does not work, manually choose a local carrier
Also check that your mobile service provider has actually enabled roaming on your account. Some carriers require you to activate international roaming before you travel. Others turn it off by default for security and billing reasons.
How to Save Money on Roaming Data
Here are some simple ways to keep costs down:
- Buy a local SIM card at your destination (cheapest option for long trips)
- Use an eSIM from an international provider (good for shorter trips)
- Purchase a roaming day pass from your carrier
- Keep data roaming off and only use Wi-Fi
- Download content before you leave home
Does Wi-Fi Calling Use Roaming
Wi-Fi calling is different from data roaming. When you use Wi-Fi calling, your phone uses a Wi-Fi network to make calls and send texts. This does not count as roaming data. But some carriers may still charge for Wi-Fi calling internationally. Check with your carrier before relying on it.
Final Thoughts
Learn how to enable mobile data roaming on your Samsung phone by going to Settings > Connections > Mobile networks and toggling data roaming on. Just remember to check roaming rates with your carrier before you travel.
Enable the setting when you need it. Disable it as soon as you return home to avoid accidental charges. Use Wi-Fi when you can to save money. And if you travel often, consider looking into local SIM cards or eSIM options for cheaper data.
Thanks for watching. I hope this helps you get your data when you need it on the road.







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