Try this
To connect to your smartphone via Bluetooth
1. Turn on Bluetooth on your smartphone.
2. With the earbuds in the cradle, open the charging case.
The battery status light blinks blue.
If it doesn't blink, touch and hold the touchpad on the left or right earbud for 3-5 seconds.
3. If a Fast Pair pop-up window appears at the bottom of your smartphone screen, tap it to connect.
4. If it does not appear, select [TONE-T90Q] from the Bluetooth menu on your smartphone and connect.
To connect the LG TONE Free app
1. Search for LG TONE Free in Google Play or Apple Store or scan the QR code below to install the LG TONE Free app.
2. Launch the app to use various features (equalizer, multi-connect, find my earbuds, touchpad settings, etc.).
To connect an external device (Plug & Wireless mode)
➔ You can connect the charging case to an analog device (airplane audio, treadmill, cassette, radio, TV, etc.) or connect a USB audio device (PC) to listen to sound with your earbuds.
1. To connect an analog device, connect the charging case to the analog device with the USB-C to AUX cable that’s included in the package.
2. Connect the charging case to your USB audio device with the USB Type-C cable that’s included in the package.
3. Wear the earbuds and slide the Plug & Wireless mode switch to the right to turn on the mode.
The indicator light on the charging case will blink green.
4. When the charging case and earbuds are connected, the indicator light turns off.
5. To disconnect the external device, slide the Plug & Wireless mode switch to the left.
The indicator light on the charging case blinks blue and it reconnects to the previously connected device.
This guide was created for all models, so the images or content may be different from your product.