![开机后无法开启蓝牙](https://linux22.com/image/934656/%E5%BC%80%E6%9C%BA%E5%90%8E%E6%97%A0%E6%B3%95%E5%BC%80%E5%90%AF%E8%93%9D%E7%89%99.png)
蓝牙无法工作,除非设备设置为飞行模式,然后进入电源选项并从那里启用 WiFi。这需要在 20.10 上完成,而在 20.04 LTS 上,要打开蓝牙,需要禁用并再次启用蓝牙和 WiFi 硬件。这需要在笔记本电脑 Pavillion g6 1007sx 每次启动后执行,即使在挂起模式之后也是如此。如何永久解决这个问题?
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已编辑 - 启动笔记本电脑后使用 hciconffig -a 我收到此消息 hciconfig -a hci0:类型:主总线:USB BD 地址:00:00:00:00:00:00 ACL MTU:0:0 SCO MTU:0:0 DOWN RX 字节:34 acl:0 sco:0 事件:3 错误:0 TX 字节:12 acl:0 sco:0 命令:4 错误:0 功能:0xff 0xff 0x8f 0xfe 0x9b 0xff 0x79 0x87 数据包类型:DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 链接策略:链接模式:SLAVE ACCEPT
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禁用蓝牙和 WiFi 硬件并重新启用后,我收到此消息:
hciconfig -a
hci0: Type: Primary Bus: USB
BD Address: CC:52:AF:21:82:5C ACL MTU: 1021:8 SCO MTU: 64:1
UP RUNNING PSCAN
RX bytes:650 acl:0 sco:0 events:46 errors:0
TX bytes:4285 acl:0 sco:0 commands:46 errors:0
Features: 0xff 0xff 0x8f 0xfe 0x9b 0xff 0x79 0x87
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
Link policy: RSWITCH HOLD SNIFF PARK
Link mode: SLAVE ACCEPT
Name: 'Asad'
Class: 0x1c010c
Service Classes: Rendering, Capturing, Object Transfer
Device Class: Computer, Laptop
HCI Version: 3.0 (0x5) Revision: 0x1e1
LMP Version: 3.0 (0x5) Subversion: 0x4203
Manufacturer: Broadcom Corporation (15)