- Health app permissions not granted
- Scale app sync settings disabled
- WiFi connectivity issues during upload
Problem Description
Your smart bathroom scale connects to WiFi but body composition and weight data do not sync to Apple Health, Google Fit, Fitbit, or your scale's companion app. The scale weighs correctly on its display but cloud data remains stale or empty. Smart scale sync failures are caused by expired app permissions, a health platform API token that has been revoked, or the scale app missing background refresh permissions on your phone.
Symptoms
- Weight data not appearing in fitness apps
- Body composition sync failed
- Scale measures but data not uploaded
- Health apps missing scale readings
- Sync errors in scale app
- Data stays local on scale not uploading
Recognize these? Here's what usually causes it.
Common Causes
- Health app permissions not granted
- Scale app sync settings disabled
- WiFi connectivity issues during upload
- Health data privacy settings blocking sync
- Multiple user profiles causing confusion
- Cloud sync service outages
Most fixes happen in the first 3 steps.
Smart scales store limited measurements locally. Regular syncing prevents data loss if local storage becomes full.
Step-by-Step Solution
Check Health App Data Permissions
Verify smart scale app has permission to write data to Apple Health Google Fit or other fitness apps. Health platforms require explicit permission for weight and body composition data.
Enable Data Sync in Smart Scale App
Open scale app settings and ensure automatic sync to fitness apps is enabled. Check that all desired health metrics (weight BMI body fat) are selected for syncing.
Verify WiFi Connection During Weigh-ins
Ensure scale maintains WiFi connection during and after measurements. Some scales only sync when WiFi is available requiring good bathroom WiFi coverage.
Configure Health Data Privacy Settings
Review privacy settings in both scale app and fitness apps to ensure health data sharing is allowed between applications. Privacy restrictions may block data transfer.
Set Up User Profiles Correctly
Configure individual user profiles if scale is shared by family members. Ensure each person measurements sync to their correct fitness app accounts.
Quick Solutions
Still having issues? This is usually the deeper cause below.
If pairing fails after multiple attempts, the device may still be registered to a previous account — factory-reset it before trying to add it to a new one.
Health data syncing requires explicit permissions and privacy settings. Check both scale app and fitness app settings for data sharing permissions.
Pairing failures almost always come down to distance during the initial handshake — manufacturers seriously understate how close you actually need to be.
- Health app permissions not granted
- Scale app sync settings disabled
- WiFi connectivity issues during upload
- Health data privacy settings blocking sync
- Multiple user profiles causing confusion
Before you go — try one of these (they fix most cases).
Official Manufacturer Manual
If you need the complete manufacturer documentation for advanced setup, wiring diagrams, or detailed specifications, you can download the official manual below. The manual includes full technical instructions directly from the manufacturer and may help if your issue requires deeper troubleshooting.
Download the Official Smart Bathroom Scale ManualSource: home-assistant.io
Need More Help? Home Assistant Support
Note: The contact information below connects you directly to Home Assistant's official customer support team, not Trunetto. They can help with warranty claims, device replacements, and advanced technical issues.





