The adapter could be turned off or may not have drivers, or Bluetooth might be disabled or blocked.
Phil Bull
philbull@gmail.com
Michael Hill
mdhillca@gmail.com
Nguyễn Thái Ngọc Duy
pclouds@gmail.com 2011-2012.

# Không thể kết nối thiết bị Bluetooth

Có một số nguyên nhân tại sao bạn không thể kết nối đến một thiết bị Bluetooth, như điện thoại hoặc tai nghe.

# Kết nối bị chặn hoặc không được tin tưởng

Some Bluetooth devices block connections by default, or require you to change a setting to allow connections to be made. Make sure that your device is set up to allow connections.

# Không nhận ra phần cứng Bluetooth

Your Bluetooth adapter/dongle may not have been recognized by the computer. This could be because drivers for the adapter aren't installed. Some Bluetooth adapters aren't supported on Linux, so you may not be able to get the right drivers for them. In this case, you will probably have to get a different Bluetooth adapter.

# Chưa bật bộ điều hợp

Make sure that your Bluetooth adapter is switched on. Click the Bluetooth icon in the menu bar and check that it's not disabled.

Make sure that your Bluetooth adapter is switched on. Open the Bluetooth panel and check that it's not disabled.

# Kết nối thiết bị Bluetooth bị tắt

Check that Bluetooth is turned on on the device you're trying to connect to, and that it is discoverable or visible. For example, if you're trying to connect to a phone, make sure that it's not in airplane mode.

# Không có bộ điều hợp Bluetooth trong máy tính của bạn

Many computers do not have Bluetooth adapters. You can buy an adapter if you want to use Bluetooth.