The Samsung Galaxy Watch 4 supports a wide range of health and fitness tracking features. However, some of these features are not available to all users. For example, the ECG and blood pressure functions are limited to certain regions and you cannot use them when the watch is paired with a non-Samsung phone, even in supported regions. Fortunately, there is a workaround to get these features in all regions, even on non-Samsung devices. If you’re using your Galaxy Watch 4 with a non-Samsung phone or don’t have access to features due to regional restrictions, here’s how you can enable ECG and blood pressure on your Galaxy Watch 4.
How to enable ECG and blood pressure functions on the Samsung Galaxy Watch 4
To enable ECG and blood pressure monitoring on Samsung Galaxy Watch 4 in unsupported regions or with a non-Samsung phone, you need to install the modified Samsung Health Monitor app from XDA Senior Member. Dante63. You will need to install the modded app on both your phone and the Galaxy Watch 4 to use these features. Follow the steps below to install the modded Samsung Health Monitor app. However, before proceeding, download all the required files from the link provided below.
Download Modified Samsung Health Monitor App
The Google Drive folder linked above includes all the files you’ll need to enable ECG and blood pressure monitoring on your Galaxy Watch 4. It also includes some guides to help you out in case you get stuck somewhere. leaves during the process.
To note: Before following the steps below, make sure you have the Galaxy Wearables app installed on your phone and paired with your Galaxy Watch 4. Also, make sure to install the Galaxy Watch 4 plug-in from the Play Store .
Install the modded Samsung Health Monitor app on your phone
Installing the modded Samsung Health Monitor app on your phone is quite a simple and straightforward process. Simply locate the modded app in the Drive folder linked above (labeled Phone.WearOS.SHM.MOD.XXXXXX.dante63.apk) and transfer it to your phone’s root directory.
On your phone, use a file explorer to navigate to the root directory and locate the modified APK.
To note: For the purposes of this article, I’m using a OnePlus 10 Pro and the stock OxygenOS MyFiles app. If you don’t have a file explorer on your phone, you can download one of the options listed in our collection of the best file manager apps for Android.
Tap the modified Samsung Health Monitor APK to install it. You should now see a permissions pop-up to install apps from unknown sources. Follow the prompts to access device settings and allow app installs from the file manager.
You should instantly see another pop-up window with a Install button. Tap it to install the app, then tap Do in the next pop-up window to complete the installation.
This completes the easy part. Now let’s move on to the complex part, which is to install the modded Samsung Health Monitor app on the Galaxy Watch 4 using ADB.
Install the modded Samsung Health Monitor app on your Galaxy Watch 4
Installing the modded Samsung Health Monitor app on the Galaxy Watch 4 requires ADB. If you are unfamiliar with installing ADB on your PC, you will be happy to know that Dante63 provided a simple solution.
Open the Watch SHM MOD WearOS folder in the Google Drive folder linked above. Then open the README – ADB Manual Instructions folder and extract the contents of the ZIP file to the folder on your desktop. Now double-click on the Minimal ADB Fastboot executable and follow the instructions provided in the installation wizard to configure ADB.
A command prompt window should appear as soon as you are done with the installation. If not, just navigate to the directory where you installed Minimal ADB Fastboot and double-click the file titled cmd-here.
Before proceeding, you must activate the ADB debugging and Debug over Wi-Fi your watch settings. To enable these options, you must first enable Developer Options. To do this, go to device settings on your watch, scroll down to About the watch option, and tap it.
On the next page, select the Software option, then press the A software version on the next page several times to enable Developer mode.
Go back to device settings and select Developer options. Next, tap the toggles next to the ADB debugging and Debug over Wi-Fi settings to enable them.
To note: If your watch is configured to connect to a Wi-Fi network, it should now automatically connect to the saved network and show you the IP under the Debug over Wi-Fi option. If you are not connected to Wi-Fi, go to Connections on the main settings page and connect to a Wi-Fi network. Make sure you are connected to the same Wi-Fi network on your PC. You can also use your phone’s mobile hotspot for this purpose.
Once you are connected to Wi-Fi, tap on the active connection and write down the IP address mentioned on the next page.
Return to the Minimal ADB and Fastboot command prompt window on your PC and type “adb connect” followed by the IP address from the previous step.
You should instantly see a prompt on your watch asking if you want to allow debugging. Select OKAYif you want to allow debugging only once, or Always allow from this computerif you don’t want to repeat the process.
Now put your watch aside, type the following ADB command and press Enter to install the modded Samsung Health Monitor app on the watch. For this command to work as expected, you need to have the modified Samsung Health Monitor APK in the same directory as the file titled cmd-here. Also replace the X in the command mentioned below with the current APK version number.
adb -s "IP address" install Watch.SHM.MOD.X.X.X.XXX.dante63.apkOnce the application is successfully installed, you should see “Success” in the command prompt window. Now log out of ADB using the following command.
adb disconnectYou should now be able to see the modified Samsung Health Monitor app in your watch’s app drawer. When you open the modified app on your phone, your Galaxy Watch 4 should connect automatically and you should be able to see the Blood Pressure and ECG tabs. You can follow the instructions provided in the app to configure these features. Once done, add the ECG and blood pressure tiles to your watch and you’re good to go.
Before you start using these features, make sure to disable ADB debugging on your Galaxy Watch 4, otherwise it will affect its battery life. To do this, go back to developer options and tap the toggle next to the ADB debugging option.
It is worth mentioning that since this method uses a modified Samsung Health Monitor app, you may encounter some expected issues. Also, you won’t be able to sync blood pressure data between your watch and the Samsung Health app on your phone. However, the Drive folder linked above includes a workaround with step-by-step instructions on setting up blood pressure syncing. If you run into any issues, head over to the XDA forum thread linked below to share your feedback with the developer.
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