![蓝牙未找到任何设备。20.04](https://linux22.com/image/1021463/%E8%93%9D%E7%89%99%E6%9C%AA%E6%89%BE%E5%88%B0%E4%BB%BB%E4%BD%95%E8%AE%BE%E5%A4%87%E3%80%8220.04.png)
你好
我有 Ubuntu 20.04,我的蓝牙可以工作,但找不到任何设备,而且对其他设备也不可见。我已经安装了 blueman。是的,请不要给我这个网站上其他问题的链接,因为它们不起作用。(我已从 Windows 禁用蓝牙设备)并检查了 rf kill list,并从 bios 启用了蓝牙。
命令输出:-service bluetooth status
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
Active: active (running) since Thu 2021-01-21 11:18:56 IST; 2h 39min ago
Docs: man:bluetoothd(8)
Main PID: 5147 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 4514)
Memory: 2.1M
CGroup: /system.slice/bluetooth.service
└─5147 /usr/lib/bluetooth/bluetoothd
Jan 21 11:18:56 Piyush-X55C bluetoothd[5147]: Bluetooth daemon 5.53
Jan 21 11:18:56 Piyush-X55C systemd[1]: Started Bluetooth service.
Jan 21 11:18:56 Piyush-X55C bluetoothd[5147]: Starting SDP server
Jan 21 11:18:56 Piyush-X55C bluetoothd[5147]: Bluetooth management interface 1.17 initialized
Jan 21 11:19:00 Piyush-X55C bluetoothd[5147]: Endpoint registered: sender=:1.66 path=/MediaEndpoint/A2DPSink/sbc
Jan 21 11:19:00 Piyush-X55C bluetoothd[5147]: Endpoint registered: sender=:1.66 path=/MediaEndpoint/A2DPSource/sbc
Jan 21 13:48:16 Piyush-X55C bluetoothd[5147]: Endpoint unregistered: sender=:1.66 path=/MediaEndpoint/A2DPSink/sbc
Jan 21 13:48:16 Piyush-X55C bluetoothd[5147]: Endpoint unregistered: sender=:1.66 path=/MediaEndpoint/A2DPSource/sbc
Jan 21 13:48:17 Piyush-X55C bluetoothd[5147]: Endpoint registered: sender=:1.155 path=/MediaEndpoint/A2DPSink/sbc
Jan 21 13:48:17 Piyush-X55C bluetoothd[5147]: Endpoint registered: sender=:1.155 path=/MediaEndpoint/A2DPSource/sbc
输出sudo btmgmt info
:-
Index list with 1 item
hci0: Primary controller
addr A4:17:31:1D:65:54 version 4 manufacturer 91 class 0x000000
supported settings: powered connectable fast-connectable discoverable bondable link-security ssp br/edr debug-keys
current settings: powered bondable ssp br/edr
name Piyush-X55C
short name
输出:- sudo btmgmt find
Unable to start discovery. status 0x0c (Not Supported)
当我尝试使用命令开始发现时:-bluetoothctl
输出是:-
Agent registered
[bluetooth]# scan on
[bluetooth]# discoverable on
[bluetooth]# power on
Changing power on succeeded
[bluetooth]# scan on
Failed to start discovery: org.bluez.Error.InProgress
[bluetooth]# discoverable on
Changing discoverable on succeeded
Failed to set discoverable on: org.freedesktop.DBus.Error.NoReply
[bluetooth]#