Barometer not working - altitude/pressure readings wrong
Symptoms
- •Health app altitude tracking or weather apps show wrong data
- •Issue present on Samsung Galaxy A71-A73 model
- •Problem started recently or suddenly
- •Affects multiple functions or specific scenarios
- •Occurs with and without Wi-Fi/Cellular enabled
Common Causes
- •Software bug or glitch in current Android version
- •Hardware malfunction specific to Samsung Galaxy A71-A73
- •Corrupted cache or temporary system files
- •Background processes consuming resources
- •Recent app installation or update causing conflict
- •Low available storage affecting system performance
Quick Fixes
Restart Device
- Hold side button until power menu appears
- Tap 'Power off'
- Wait 30 seconds
- Power the device back on
Check Sensor Permissions
- Go to Settings → Apps → [Problem app]
- Tap 'Permissions'
- Ensure 'Location', 'Camera', and 'Microphone' are enabled
- Reopen the app
Disable then Enable Sensors
- Go to Settings → Location or Connections
- Disable the sensor
- Wait 10 seconds
- Enable it again
Advanced Solutions
Calibrate Compass
Time: 5-10 minutes
- Open Google Maps
- Look for compass icon
- Tap and follow calibration instructions
- Move device in figure-8 pattern
Reset Sensors
Time: 10-15 minutes
- Go to Settings → Sensors
- Select problematic sensor
- Look for 'Reset' or 'Calibrate' option
- Follow on-screen instructions
Update Sensor Drivers
Time: 15-20 minutes
- Go to Settings → About phone → Software update
- Check for system updates
- Install if available
- Device will restart
Disable App Permissions
Time: 5-10 minutes
- Go to Settings → Apps → [Problem app]
- Tap 'Permissions'
- Revoke location, camera, or microphone
- Restart app and grant permissions again
Factory Reset Sensors
Time: 30-45 minutes
- Backup all data
- Go to Settings → General Management → Reset
- Select 'Factory data reset'
- Confirm reset
FAQ
Why is my location not working?
Ensure Location is enabled in Settings → Location. Grant location permission to apps in Settings → Apps → [App] → Permissions.
How do I fix compass accuracy?
Calibrate the compass by opening Google Maps and following the calibration prompt. Move your device in a figure-8 pattern.
Why isn't my accelerometer working?
The accelerometer detects device movement. Restart the device, update software, and check for app conflicts. If issue persists, hardware service may be needed.
Can I improve GPS accuracy?
Ensure GPS is enabled, use Google Maps for better accuracy, move to open areas away from buildings, and allow apps sufficient time to lock onto satellites.
Diagnostics & Troubleshooting
Before attempting fixes, identify the root cause of the issue:
- ✓Check if the issue occurs consistently or intermittently
- ✓Test if the issue persists after a soft restart
- ✓Note any error messages or notifications you see
- ✓Check your device storage and available memory
Prevention & Maintenance
Prevent similar issues in the future with these best practices:
- •Keep your Samsung Galaxy S20 software updated to the latest version
- •Regularly clear cache and unnecessary files to maintain storage space
- •Monitor device temperature and avoid prolonged use during charging
- •Install apps only from trusted sources like Google Play Store
- •Perform regular backups to prevent data loss
Cost & Timeline
Estimated Cost
- DIY Solution: Free - $50
- Professional Service: $80 - $200
- Warranty: May cover if eligible
Time Required
- Quick Fix: 5 - 15 minutes
- Advanced Solution: 30 - 60 min
- Professional: 1 - 3 days
Most issues can be resolved with quick fixes at no cost. Contact Samsung Support if issues persist beyond the advanced solutions.