1, Bluetooth adapter is of poor quality.
2. The driver is not installed.
3. There are strong interference sources nearby. For example, the same 2.4g wifi, cordless phone and 2.4g mouse.
In addition, more often than not, it is because the nearby devices are not in the searched state.
Because Bluetooth devices are not always found, it consumes more power. It usually needs to be set to enter the discovery state. Common equipment methods are as follows:
1, mobile phone. After the Bluetooth switch of the mobile phone is turned on, you need to check the options that can be searched by nearby devices.
2. Headphones. Bluetooth headset generally needs to press the on key for more than 7 seconds, and the indicator light flashes alternately or quickly, indicating that it is in the state of being searched.
3. Speakers. Bluetooth speakers are generally in the searched state as soon as they are turned on, and the indicator light flashes. After pairing, the indicator light remains on.
4, the mouse. The mouse usually needs to press the Bluetooth pairing key for more than 7 seconds, and then the indicator light changes color and flashes frequently.