

FAQ
Welcome to OSD Support. We're here to help.
For more information, please contact us.
Fitrus Plus
Q1 - Apps
What versions of the phone are compatiable with Fitrus Plus? Fitrus+ is compatible with Android 5.0 or above, and iOS 9.0 or above. However, some Androids and iPads will not be compatible.
Q2 - Apps
The steps counts are not increasing properly. Please check the sync settings in the app first. In the app, go to the Settings ⇒ Sync menu and select between the steps on your phone, Fitrus Plus, and all steps. Android Automatically captures the steps counts data from your phone, and if it doesn't perform the measurement properly, please uncheck the Fitrus through your phone's Settings → Battery → Sleep mode exception app lists. (The steps data capturing features in the smartphone may not be supported for some models.) iOS If you want to capture the steps data provided from Apple, please go to Settings > Sync and select Health App.
Q3 - Device
What is the time standard for counting activity levels on the device? The standard is from 0 to 24 hours. The first one-time measurement via the Fitrus App will be saved together with the time data on the device and the reset is performed every midnight to 0 activity level.
Q4 - Apps
How do you sync the activity level? Under the Settings ⇒ Sync menu, you can select the option to capture the number of steps from your phone, Device Fitrus Plus, or all steps. Steps from the phone For Android, you can choose between Android and Google Fit, and the number of steps measured on the phone is displayed in the Fitrus App. For iOS, step data on the health app is being imported and displayed. The number of steps on the phone is not reflected in real time but reflected every 15 minutes, so it can be different from the OS's health app data. Fitrus Plus Check the measured number of steps on the device by connecting them with the Fitrus App. Power on the device and press Sync on the Activity screen. The display will show →→←← when the smartphone and the device are properly synced. The time taken to link the number of steps is proportional to the amount of data. Synchronizing time can be reduced by regularly connecting it. All Steps Collects the steps data that shows the higher value between the phone or device.
Q5 - Device
How do I reset my device? The Fitrus Plus device can be reset by pressing the power button continuously for about 5 seconds. If the device stops or malfunctions, try using it after resetting it.
Q6 - Device
What does the OLED display on the device indicate? You can see the last measured heart rate, temperature, body fat rate, remaining battery, and current steps count.
Q7 - Measurement
Is there a feature that can perform measurements directly from the device? Press the touch sensor on the front of the device for 3 seconds to activate the temperature measurement feature. Select between skin temperature and surface temperature through the touch sensor, and then press the power button to begin measurement. Pressing the touch sensor again for 3 seconds inactivates the temperature measurement feature.
Q8 - Measurement
Can anyone else measure it? The guest measurement feature allows anyone to easily perform measurements using one device. However, guest measurement data may not be recorded in the App. In addition, anyone can sign up for membership through the Fitrus App and share the same device together.
Q9 - Apps
Can the app set to another language? The language can be changed in the Settings ⇒ Language menu in the Fitrus App. System Default, English, Korean, Japanese, and Chinese is available. If you select System Defaults, the app language is automatically set to match the language setting of your smartphone while Other languages are supported in English.
Q10 - Apps
I am having trouble connecting Bluetooth You may turn on the GPS and Bluetooth on your smartphone and try running the App again. Turn on the device and press Measure body composition on the measurement screen. If the device and the smartphone are properly synced, →→←← signs will be displayed on the device. (A Pin number may be requested from your smartphone if you turned on the device and enabled the Bluetooth before starting the Fitrus App. In this case, do not enter the Pin number, but try to run the measurement through the app first and then turn on the device.)
Q11 - Apps
Do I need a smartphone to use it? Yes, it is optimized for smartphones with Android version 5.0 and iOS version 9.0 or higher. Not all Android devices, tablets, and iPads are supported. If you are a user of some Android smartphones such as Xiaomi and Huawei, please contact us. All measurements captured through the device will be recorded in the Fitrus App. However, if you try to measure the temperature with the device without the connection to the Fitrus App, no records shall be saved.
Q12 - Apps
Do I need to turn off the power of the device to save the battery after measurement? No, you don't have to. The device is automatically turned off after the measurement is completed.
Q13 - Device
Does the Bluetooth connection work while charging the device? Yes, all operations are normally performed while charging it.
Q14 - Device
Do I need to charge the device for the first time? The device is being delivered fully charged but battery loss may occur during delivery. It is recommended to charge it completely once delivered before using the device.
Q15 - Device
How do I recharge it? You may recharge the device using the USB cable (Micro 5pin) included in the package.
Q16 - Measurement
How much does the electric current used for the measurement of the body fat affect our health? It uses a very low electric current of 50 kHz, about 150uA or less, so even children and the elderly cannot feel it during measurement. If you do feel any discomfort, please stop using it.
Q17 - Device
Is Fitrus Plus a medical device? Fitrus Plus is not a medical device and is not a product for the disease diagnosis, treatment, cure, or prevention. Please consult with experts on disease diagnosis, treatment, cure, and prevention.
Q18 - Apps
How to use new customize function(=Bar that modify the Body Fat)? Fitrus is designed to apply to users with various body types and physical conditions, but sometimes measurement results may differ for athletes with large muscle mass. Therefore, we will tell you about additional correction methods. [How to revise Fitrus] 1. Run the Fitrus 3.0 app and select the settings (gear shape) at the bottom. 2. Scoll down to the Custom Option. 3. You can revise the Body fat percentage ±30% 4. The measured data values have been updated based on your customized inputs.
Fitrus T
Q1 - Apps
What versions of the Tablet are compatiable with Fitrus T? Fitrus G is compatible with Android 5.0 or above, and iOS 9.0 or above. However, some Androids and iPads will not be compatible.
Q2 - Apps
Does Fitrus T App offer different languages? Fitrus T app offers Korea, Japan, and English. We are in a process of offering more language options.
ONE SMARTDIET
Q1 - Apps
Which languages is used in the app? You can set a language in the More > Set > Language menu within the app, and you can see it in your set language: Korean, English, Japanese, Chinese (simplified), Arabic, French, Portuguese, Persian, Vietnamese, Russian, German, Spanish, Turkish, Polish, Danish, and Greek.
Q2 - Apps
How can I check my activity log from my smart devices to the app? Within the app, you can link through ONESMARTDIET Connection, Fitbit Tracker Connection, and Smartphone Device Provide Activity Data Connection on the More View > Settings > Activity Interconnect menu.
Q3 - Apps
Can anyone else measure it? Anyone can measure it after you register with the app; to measure it by another user, select it from the User List on the app screen.
Q4 - Apps
What smart devices are compatible with ONESMARTDIET? It is compatible with devices over Android version 5.0, iOS version 9.0, and is optimized for smartphones; some Android tablets and iPads may not be supported.
Q5 - Device
Should I charge ONESMARTDIET when I first get it? The battery is completely charged already, but it may cause battery loss during delivery. You may fully charge it after receiving it to extend the lifespan of the battery.
Q6 - Measurement
Troubleshooting iPhone Bluetooth connection problems. Check if the Bluetooth accessory feature is turned off. Once the ONESMARTDIET application is being launched while the Bluetooth connection is deactivated, you will be redirected to the settings page. Click on the Allow New Connections to activate the Bluetooth connection.