Bluetooth for security reasons, the default is to be able to search for other devices, but its own device is not visible, if you need to connect, please set the Bluetooth in the settings can be detected to achieve.
Operation Steps:
1. In the Device Manager, check that the Bluetooth driver installation is displayed properly.
2. The related services for checking Bluetooth in computer services are normally open, with three services indicated in the following figure:
3. In the lower right corner of the screen, right-click the icon for Bluetooth, as shown in the following image:
4. When you choose to open the settings, the following image appears:
5. On this page, check "Allow Bluetooth devices to find this computer" so that the device can be searched properly by other Bluetooth devices.
6. Similarly, if search is not found in the mobile phone, the same need in your phone to do the appropriate settings. We take the Android phone Lenovo Telephone for example, in the wireless and network settings, the first Bluetooth, and then in the Bluetooth settings, there is a detectable, you can see that the following description: The device can be detected. This item needs to be ticked off. As shown in the following illustration:
This is the time to search the device via a computer or other mobile phone.