🤖 Android
🍎 iPhone
💻 Desktop
1
Open Settings → Location and turn it ON.
2
Go to Settings → Apps → Chrome → Permissions, enable Nearby devices and Location.
3
In Chrome go to chrome://flags, enable Web Bluetooth New Permissions Backend. Relaunch Chrome.
4
Also enable enable-experimental-web-platform-features for passive scanning.
5
Keep Bluetooth ON. Keep screen ON during scan.
6
Return here, tap SCAN, allow all permissions.
💡 Disable Battery Optimization for Chrome: Settings → Battery → Chrome → Unrestricted.
⚠ Android 12+ silently fails if BLUETOOTH_SCAN, BLUETOOTH_CONNECT, or ACCESS_FINE_LOCATION are denied.
⚠ iOS Safari does not support Web Bluetooth. Use Bluefy browser (App Store) instead.
1
Install Bluefy from App Store (free).
2
Go to iPhone Settings → Privacy → Bluetooth and enable Bluefy.
3
Open this app inside Bluefy and tap SCAN.
💡 For full iOS support, a native Swift or Capacitor wrapper gives complete CoreBluetooth access.
1
Use Chrome or Edge. Firefox/Safari don't support Web Bluetooth.
2
Ensure your PC has Bluetooth 4.0+ hardware.
3
Windows: Settings → Bluetooth ON. Mac: System Settings → Bluetooth ON.
4
Site must be served over HTTPS or localhost.
💡 Desktop BLE is the most reliable. Signal strength and device names are shown in the picker.