Galaxy Watch 5 Pro eSIM: Setup, Phone List & Travel Hacks
Jun 18,2026 | Wang
If you recently bought a Samsung Galaxy Watch 5 Pro (LTE version), you might be wondering how to activate its built-in eSIM to stay connected without your phone.
To set up the eSIM, you need a compatible Android smartphone and the Galaxy Wearable app.However, if you are planning to travel abroad with your watch, standard travel eSIMs won't work directly on it.
Keep reading to discover the complete setup process, the compatible phone list, and the ultimate roaming hack for travelers.
How to Check if Your Galaxy Watch 5 Pro Supports eSIM
Before trying to activate an eSIM, you must confirm that you actually own the LTE version of the watch. The standard Bluetooth/Wi-Fi version does not have eSIM capabilities.
Here are two quick ways to check:
- The Physical Check:
Look at the Home button (the top button on the right side of the watch). If it has a distinct red ring around it, you have the LTE version.
- The Software Check:
On your watch, swipe down and go to Settings > Connections. If you see an option called Mobile Networks, your watch supports eSIM.
If you only see Wi-Fi and Bluetooth, you have the standard version.
Phones Compatible with Galaxy Watch 5 Pro
Unlike older Samsung watches running Tizen OS, the Galaxy Watch 5 Pro runs on Wear OS. This means it requires a specific type of smartphone to pair with and activate the eSIM.
Your phone must meet these requirements:
- Running Android 8.0 or higher.
- Have more than 1.5GB of RAM.
- Support Google Mobile Services (GMS) (Some Huawei phones without GMS will not work).
Note: While the watch works with most Android phones, pairing it with a Samsung Galaxy smartphone provides the most seamless eSIM activation experience via the built-in Galaxy Wearable app.
Can You Use Galaxy Watch 5 Pro eSIM with an iPhone?
No. If you are an iPhone user, you cannot pair or activate the Galaxy Watch 5 Pro.
Starting with the Galaxy Watch 4 series, Samsung completely dropped iOS support. There is no Galaxy Wearable app available on the Apple App Store for this watch.
If you use an iPhone, you will need to look into the Apple Watch series for eSIM functionality.
Samsung Phones with eSIM Support (Full List)
To activate your watch's eSIM, your main smartphone needs to be connected to a carrier.
Furthermore, if you plan to use our ultimate travel hack to save on watch roaming fees abroad (explained later in this guide), your main Samsung phone must also support eSIM.
Here is the complete list of Samsung Galaxy phones that support eSIM functionality:
- Samsung Galaxy S20
- Samsung Galaxy S20+
- Samsung Galaxy S20+ 5g
- Samsung Galaxy S20 Ultra
- Samsung Galaxy S20 Ultra 5G
- Samsung Galaxy S21
- Samsung Galaxy S21+ 5G
- Samsung Galaxy S21+ Ultra 5G
- Samsung Galaxy S22
- Samsung Galaxy S22+
- Samsung Galaxy S22 Ultra
- Samsung Galaxy S23
- Samsung Galaxy S23+
- Samsung Galaxy S23 Ultra
- Samsung Galaxy S23 FE* (Models from China or from Hong Kong do not admit eSIM)
- Samsung Galaxy S24
- Samsung Galaxy S24+
- Samsung Galaxy S24 Ultra
- Samsung Galaxy S24 FE
- Samsung Galaxy S25
- Samsung Galaxy S25+
- Samsung Galaxy S25 Ultra
- Samsung Galaxy S25 Edge
- Samsung Galaxy S25 FE
- Samsung Galaxy S26
- Samsung Galaxy S26+
- Samsung Galaxy S26 Ultra
- Samsung Galaxy Note 20
- Samsung Galaxy Note 20 Ultra 5G
- Samsung Galaxy Fold
- Samsung Galaxy Z Fold2 5G
- Samsung Galaxy Z Fold3 5G
- Samsung Galaxy Z Fold4
- Samsung Galaxy Z Fold5 5G
- Samsung Galaxy Z Fold6 5G
- Samsung Galaxy Z Fold7
- Samsung Galaxy Z Flip
- Samsung Galaxy Z Flip3 5G
- Samsung Galaxy Z Flip4
- Samsung Galaxy Z Flip5 5G
- Samsung Galaxy Z Flip6 5G
- Samsung Galaxy Z Flip7
- Samsung Galaxy Z Flip7 FE
- Samsung Galaxy A54 5G (selected regional models)
- Samsung Galaxy A55 5G
- Samsung Galaxy A35
- Samsung Galaxy A56
- Samsung Galaxy A36
- Samsung Galaxy Z TriFold
(Expert Tip: Depending on your region, such as the US or Hong Kong, some Samsung models may only support physical dual SIMs instead of eSIM.)
Always check "Settings > Connections > SIM manager" to verify if the "Add eSIM" option exists on your phone.
How to Set Up eSIM on Galaxy Watch 5 Pro
Now that you have confirmed your watch is the LTE version and your phone is compatible, it’s time to activate the eSIM.
The process is completely digital—you do not need a physical SIM card for the watch, nor do you need to scan a QR code. The setup is done directly through your smartphone.
Before you begin, ensure that your phone is connected to Wi-Fi, has Bluetooth turned on, and has an active SIM card (or eSIM) from your local carrier.
Follow these steps to activate your watch’s cellular plan:
- Open the Galaxy Wearable App:
Ensure your Galaxy Watch 5 Pro is powered on and paired with your phone via Bluetooth. Open the Galaxy Wearable app on your phone.
- Navigate to Mobile Plans:
On the app's main screen, tap on Watch settings, then scroll down and select Mobile plans.
- Scan for Carrier Networks:
The app will automatically scan the current cellular network of your smartphone to check if your carrier offers smartwatch plans.
- Follow Carrier Prompts:
If your carrier supports it, a setup screen or a web portal from your specific carrier (like AT&T, Verizon, T-Mobile, or Vodafone) will pop up. You will need to log into your carrier account.
- Choose "NumberShare" or a Standalone Plan:
Most carriers offer a "NumberShare" feature (your phone and watch share the same phone number and data pool). Follow the on-screen instructions to agree to the terms and any monthly add-on fees.
- Download and Restart:
Once approved, your phone will push the eSIM profile to your watch. You will see a "Downloading your eSIM..." message. Once finished, restart your Galaxy Watch 5 Pro.
To test if it worked, turn off the Bluetooth on your phone and try making a phone call or browsing the internet directly from your watch!
Troubleshooting: Galaxy Watch 5 Pro eSIM Not Working
Sometimes, technology doesn't work perfectly on the first try. If you are having trouble setting up your watch's eSIM, here are the most common errors and how to fix them:
1. Error: "No Mobile Plans Found"
This is the most common error. It usually means one of two things:
- Your current mobile carrier does not support smartwatch eSIM plans.
You can contact your local carrier directly to confirm, or consult dedicated smartwatch carrier directories like watchesim.com to check which networks globally support standalone watch plans.
- Region Lock mismatch: If you bought your phone in one country (e.g., the US) but bought your watch in another (e.g., the UK), they will not sync.
The watch and the phone must be from the same region to activate the cellular plan successfully.
2. The setup is stuck on "Activating..."
If the screen freezes during the download process, ensure your phone has a strong Wi-Fi connection. You can try restarting both your phone and your watch.
If it still fails, go to "Settings > General > Reset" on your watch to reset the network settings and try again.
3. The watch shows LTE, but I can't make calls
If your eSIM is installed but you have no service, it could be a carrier activation delay. Some networks take up to 24 hours to fully provision a new NumberShare line.
If the issue persists, call your carrier's customer support and provide them with the watch's EID number found in "Settings > About watch > Status info".
Traveling with Your Watch? The Ultimate Roaming Hack
So, you have successfully set up your Galaxy Watch 5 Pro eSIM for your local daily runs. But what happens when you travel abroad?
If you are planning an international trip, you might be tempted to look for a "Travel eSIM" for your watch.
However, here is the harsh truth: You cannot install standard prepaid travel eSIMs (using a QR code) directly onto a Galaxy Watch 5 Pro.
The Wear OS system requires all cellular plans to be configured through your home carrier via the Galaxy Wearable app.
Furthermore, if you leave your watch's LTE turned on while overseas, your home carrier will charge you exorbitant international roaming fees.
Worse yet, searching for foreign cellular signals will drain your watch's battery in half a day.
But don't worry. There is a genius travel hack to keep your watch fully connected abroad without paying a single dime in watch roaming fees.
How to Avoid Watch Roaming Fees (The Bluetooth Method)
Since your Galaxy Watch 5 Pro is paired with your smartphone, it can act as an extension of your phone. As long as your phone has an internet connection, your watch does too!
Instead of paying for expensive watch roaming, you should equip your smartphone with an affordable travel data plan.
Here is the step-by-step strategy:
1. Turn off Watch LTE:
Before your flight takes off, go to your watch’s "Settings > Connections > Mobile networks" and set it to Always Off.
This saves massive amounts of battery and prevents accidental roaming charges.
2. Buy a Travel eSIM for Your Phone:
Since you already checked that your Samsung Galaxy phone supports eSIM (refer to our list above), purchase a prepaid Travel eSIM for your destination country before you leave.
3. Connect via Bluetooth:
Once you land, activate the Travel eSIM on your phone to get instant 5G/4G high-speed internet.
If this is your first time using a digital SIM, you can check out our comprehensive guide on how to activate and install an eSIM on your phone.
Keep your watch connected to your phone via Bluetooth.
The Result? Your smartphone uses the affordable, high-speed data from the Travel eSIM. Meanwhile, your Galaxy Watch 5 Pro silently piggybacks on that connection.
You will still receive all your WhatsApp messages, emails, and app notifications directly on your wrist, and you can still use Google Maps for navigation—all while enjoying double the watch battery life and zero roaming shocks!
Stay Connected Globally with ByteSIM
Your Galaxy Watch 5 Pro is a powerful companion, but it’s only as smart as the network it connects to.
Don't let your next international vacation be ruined by dead zones or crazy carrier bills.
At ByteSIM, we provide seamless, high-speed Travel eSIMs for smartphones covering over 200+ countries and regions.
With instant delivery, unlimited data options, and unrestricted IP access, keeping both your phone and your smartwatch connected has never been easier.
Ready for your next adventure?
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