这是全新安装。没有硬件开关可以打开或关闭。之前在 16.04 上可以正常工作。由于 dpkg 出错，不得不重新安装，现在无法正常工作。尝试了网上的所有方法，从官方英特尔 Linux 加载固件。仍然没有办法。
$ rfkill list all
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
2: acer-wireless: Wireless LAN
Soft blocked: yes
Hard blocked: no
3: phy1: Wireless LAN
Soft blocked: no
Hard blocked: no
phy1是我的 USB 无线网卡 (目前用它来发布到网络)：
enp3s0 Link encap:Ethernet HWaddr b0:5a:da:ab:b3:27
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1407 errors:0 dropped:0 overruns:0 frame:0
TX packets:1407 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:124686 (124.6 KB) TX bytes:124686 (124.6 KB)
virbr0 Link encap:Ethernet HWaddr 00:00:00:00:00:00
inet addr:192.168.122.1 Bcast:192.168.122.255 Mask:255.255.255.0
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
virbr0-nic Link encap:Ethernet HWaddr 52:54:00:b0:b2:13
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
wlp2s0 Link encap:Ethernet HWaddr 94:65:9c:9a:28:65
inet addr:192.168.0.106 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::6944:3c7b:ebe8:127f/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:68 errors:0 dropped:0 overruns:0 frame:0
TX packets:61 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:13696 (13.6 KB) TX bytes:8894 (8.8 KB)
wlx14cc2016d4a9 Link encap:Ethernet HWaddr 14:cc:20:16:d4:a9
inet addr:192.168.0.105 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::c040:c2f3:37a8:191a/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:416 errors:0 dropped:0 overruns:0 frame:0
TX packets:449 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:124672 (124.6 KB) TX bytes:68949 (68.9 KB)<br>
lspci -nnk | grep 0280 -A2：
02:00.0 Network controller [0280]: Intel Corporation Wireless 7265 [8086:095a] (rev 61)
Subsystem: Intel Corporation Dual Band Wireless-AC 7265 [8086:5010]
Kernel driver in use: iwlwifi
ls -al /lib/firmware | grep 7265：
-rw-r--r-- 1 root root 736844 Dec 2 02:24 iwlwifi-7265-10.ucode
-rw-r--r-- 1 root root 880604 Dec 2 02:24 iwlwifi-7265-12.ucode
-rw-r--r-- 1 root root 885224 Dec 2 02:24 iwlwifi-7265-13.ucode
-rw-r--r-- 1 root root 1180356 Mar 14 10:54 iwlwifi-7265-16.ucode
-rw-r--r-- 1 root root 1180412 Dec 10 02:17 iwlwifi-7265-17.ucode
-rw-r--r-- 1 root root 690452 Apr 25 2016 iwlwifi-7265-8.ucode
-rw-r--r-- 1 root root 697828 Dec 2 02:24 iwlwifi-7265-9.ucode
lrwxrwxrwx 1 root root 21 Mar 9 00:59 iwlwifi-7265D-10.ucode -> iwlwifi-7265-10.ucode
-rw-r--r-- 1 root root 1002800 Dec 2 02:24 iwlwifi-7265D-12.ucode
-rw-r--r-- 1 root root 1008692 Dec 2 02:24 iwlwifi-7265D-13.ucode
-rw-r--r-- 1 root root 1384500 Mar 14 10:54 iwlwifi-7265D-16.ucode
-rw-r--r-- 1 root root 1383604 Dec 10 02:17 iwlwifi-7265D-17.ucode
-rw-r--r-- 1 root root 1385368 Dec 10 02:17 iwlwifi-7265D-21.ucode
-rw-r--r-- 1 root root 1028316 Dec 10 02:17 iwlwifi-7265D-22.ucode
lshw -c network：
*-network
description: Wireless interface
product: Wireless 7265
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlp2s0
version: 61
serial: 94:65:9c:9a:28:65
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.8.0-41-generic firmware=22.361476.0 ip=192.168.0.106 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:284 memory:b1500000-b1501fff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:03:00.0
logical name: enp3s0
version: 15
serial: b0:5a:da:ab:b3:27
size: 10Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8168h-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:281 ioport:3000(size=256) memory:b1404000-b1404fff memory:b1400000-b1403fff
*-network:0 DISABLED
description: Ethernet interface
physical id: 3
logical name: virbr0-nic
serial: 52:54:00:b0:b2:13
size: 10Mbit/s
capabilities: ethernet physical
configuration: autonegotiation=off broadcast=yes driver=tun driverversion=1.6 duplex=full link=no multicast=yes port=twisted pair speed=10Mbit/s
*-network:1
description: Wireless interface
physical id: 4
bus info: usb@1:2
logical name: wlx14cc2016d4a9
serial: 14:cc:20:16:d4:a9
capabilities: ethernet physical wireless
configuration: broadcast=yes driver=ath9k_htc driverversion=4.8.0-41-generic firmware=1.4 ip=192.168.0.105 link=yes multicast=yes wireless=IEEE 802.11
提前致谢。
答案1
在终端中运行
sudo tee /etc/modprobe.d/blacklist-acer.conf <<< "blacklist acer_wmi"
然后重启。这将删除该阻止。