大家好，我在新的戴尔 Inspirio 上安装了 ubuntu 19.10，但无法连接到 wifi，因为 ubuntu 看不到适配器。另一个主要问题是我只有 WLAN，现在无法连接到互联网。当我从 iso 映像运行 ubuntu 并选择尝试 ubuntu 时，它会看到适配器，我可以连接到 wifi，但安装后不行（“rfkill 列出全部”：只有蓝牙
“dmesg | grep iwlwifi”：
[ 2.459723] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002) [ 2.466841] iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version: 43.2.23.17 [ 2.467064] iwlwifi 0000:00:14.3: loaded firmware version 48.4fa0041f.0 op_mode iwlmvm [ 2.535306] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x354 [ 3.563950] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired. [ 3.564326] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 3.564328] iwlwifi 0000:00:14.3: Status: 0x00000000, count: -779069621 [ 3.564329] iwlwifi 0000:00:14.3: Loaded firmware version: 48.4fa0041f.0 [ 3.564330] iwlwifi 0000:00:14.3: 0xACD428D6 | ADVANCED_SYSASSERT
[ 3.564331] iwlwifi 0000:00:14.3: 0x0389BC7B | trm_hw_status0 [ 3.564332] iwlwifi 0000:00:14.3: 0x89919375 | trm_hw_status1 [ 3.564332] iwlwifi 0000:00:14.3: 0x0D0CD264 | branchlink2 [ 3.564333] iwlwifi 0000:00:14.3: 0x098CCA58 | interruptlink1 [ 3.564334] iwlwifi 0000:00:14.3: 0x9912F369 | interruptlink2 [ 3.564334] iwlwifi 0000:00:14.3: 0xCFD95772 | data1 [ 3.564335] iwlwifi 0000:00:14.3: 0x0905774F | data2 [ 3.564336] iwlwifi 0000:00:14.3: 0xC46DD9B8 | data3 [ 3.564336] iwlwifi 0000:00:14.3: 0xD7748C51 | beacon time [ 3.564337] iwlwifi 0000:00:14.3: 0xD64D1B7B | tsf low [ 3.564338] iwlwifi 0000:00:14.3: 0xDA29ED99 | tsf hi [ 3.564338] iwlwifi 0000:00:14.3: 0xA8EC820F | time gp1 [ 3.564339] iwlwifi 0000:00:14.3: 0xFB9EBB0C | time gp2 [ 3.564340] iwlwifi 0000:00:14.3: 0x174058B8 | uCode revision type [ 3.564340] iwlwifi 0000:00:14.3: 0xB98D968D | uCode version major [ 3.564341] iwlwifi 0000:00:14.3: 0x993107C9 | uCode version minor [ 3.564342] iwlwifi 0000:00:14.3: 0x23EA0A9D | hw version [ 3.564342] iwlwifi 0000:00:14.3: 0xEC1B9D0E | board version [ 3.564343] iwlwifi 0000:00:14.3: 0xF3D3C98D | hcmd [ 3.564344] iwlwifi 0000:00:14.3: 0xFCDFB0F8 | isr0 [ 3.564344] iwlwifi 0000:00:14.3: 0x414912E3 | isr1 [ 3.564345] iwlwifi 0000:00:14.3: 0x11CFFA09 | isr2 [ 3.564346] iwlwifi 0000:00:14.3: 0xEAD6087E | isr3 [ 3.564346] iwlwifi 0000:00:14.3: 0xBEFCAAB4 | isr4 [ 3.564347] iwlwifi 0000:00:14.3: 0x799E41AD | last cmd Id [ 3.564348] iwlwifi 0000:00:14.3: 0xAB794BFE | wait_event [ 3.564348] iwlwifi 0000:00:14.3: 0xCA1DAB55 | l2p_control [ 3.564349] iwlwifi 0000:00:14.3: 0xFDE0C967 | l2p_duration [ 3.564350] iwlwifi 0000:00:14.3: 0x83A342D0 | l2p_mhvalid [ 3.564350] iwlwifi 0000:00:14.3: 0x5137F910 | l2p_addr_match [ 3.564351] iwlwifi 0000:00:14.3: 0x235F3DDD | lmpm_pmg_sel [ 3.564352] iwlwifi 0000:00:14.3: 0xE6C25439 | timestamp [ 3.564352] iwlwifi 0000:00:14.3: 0x971AB311 | flow_handler [ 3.564414] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 3.564415] iwlwifi 0000:00:14.3: Status: 0x00000000, count: 7 [ 3.564416] iwlwifi 0000:00:14.3: 0x201013F1 | ADVANCED_SYSASSERT [ 3.564416] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1 [ 3.564417] iwlwifi 0000:00:14.3: 0xC008CF5C | umac branchlink2 [ 3.564418] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink1 [ 3.564418] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink2 [ 3.564419] iwlwifi 0000:00:14.3: 0x00000003 | umac data1 [ 3.564420] iwlwifi 0000:00:14.3: 0x20000302 | umac data2 [ 3.564421] iwlwifi 0000:00:14.3: 0x00000201 | umac data3 [ 3.564421] iwlwifi 0000:00:14.3: 0x00000030 | umac major [ 3.564422] iwlwifi 0000:00:14.3: 0x4FA0041F | umac minor [ 3.564423] iwlwifi 0000:00:14.3: 0x00005CCC | frame pointer [ 3.564423] iwlwifi 0000:00:14.3: 0xC0887F58 | stack pointer [ 3.564424] iwlwifi 0000:00:14.3: 0x00000000 | last host cmd [ 3.564425] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg [ 3.564441] iwlwifi 0000:00:14.3: Fseq Registers: [ 3.564444] iwlwifi 0000:00:14.3: 0x00000003 | FSEQ_ERROR_CODE [ 3.564447] iwlwifi 0000:00:14.3: 0x00260000 | FSEQ_TOP_INIT_VERSION [ 3.564450] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_CNVIO_INIT_VERSION [ 3.564453] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION [ 3.564457] iwlwifi 0000:00:14.3: 0x5E346558 | FSEQ_TOP_CONTENT_VERSION [ 3.564460] iwlwifi 0000:00:14.3: 0x4552414E | FSEQ_ALIVE_TOKEN [ 3.564463] iwlwifi 0000:00:14.3: 0x20000302 | FSEQ_CNVI_ID [ 3.564467] iwlwifi 0000:00:14.3: 0x00000201 | FSEQ_CNVR_ID [ 3.564470] iwlwifi 0000:00:14.3: 0x20000302 | CNVI_AUX_MISC_CHIP [ 3.564476] iwlwifi 0000:00:14.3: 0x00000201 | CNVR_AUX_MISC_CHIP [ 3.564482] iwlwifi 0000:00:14.3: 0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM [ 3.564535] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR [ 3.564634] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x5c3a, CPU2 Status: 0x3 [ 3.564635] iwlwifi 0000:00:14.3: Failed to start RT ucode: -110 [ 3.564637] iwlwifi 0000:00:14.3: Firmware not running - cannot dump error [ 3.576071] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110 [ 1297.298962] iwlwifi 0000:00:14.3: TLV_FW_FSEQ_VERSION: FSEQ Version: 43.2.23.17 [ 1297.299115] iwlwifi 0000:00:14.3: loaded firmware version 48.4fa0041f.0 op_mode iwlmvm [ 1297.312018] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x354 [ 1298.348035] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired. [ 1298.348139] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 1298.348147] iwlwifi 0000:00:14.3: Status: 0x00000000, count: -779069621 [ 1298.348151] iwlwifi 0000:00:14.3: Loaded firmware version: 48.4fa0041f.0 [ 1298.348155] iwlwifi 0000:00:14.3: 0xC8D43392 | ADVANCED_SYSASSERT
[ 1298.348159] iwlwifi 0000:00:14.3: 0x0339BC7B | trm_hw_status0 [ 1298.348162] iwlwifi 0000:00:14.3: 0xFDF1937D | trm_hw_status1 [ 1298.348165] iwlwifi 0000:00:14.3: 0x2F0DF88C | branchlink2 [ 1298.348168] iwlwifi 0000:00:14.3: 0x2D4CCACA | interruptlink1 [ 1298.348170] iwlwifi 0000:00:14.3: 0x9A53F36A | interruptlink2 [ 1298.348173] iwlwifi 0000:00:14.3: 0x6FF85772 | data1 [ 1298.348176] iwlwifi 0000:00:14.3: 0x3905474E | data2 [ 1298.348179] iwlwifi 0000:00:14.3: 0xC46DD9A2 | data3 [ 1298.348182] iwlwifi 0000:00:14.3: 0xD7740851 | beacon time [ 1298.348185] iwlwifi 0000:00:14.3: 0xD65D8B7B | tsf low [ 1298.348188] iwlwifi 0000:00:14.3: 0xDA29E8FD | tsf hi [ 1298.348190] iwlwifi 0000:00:14.3: 0xA8AF8249 | time gp1 [ 1298.348193] iwlwifi 0000:00:14.3: 0xDEC6BF26 | time gp2 [ 1298.348196] iwlwifi 0000:00:14.3: 0xD54FD0FA | uCode revision type [ 1298.348199] iwlwifi 0000:00:14.3: 0xB98D96ED | uCode version major [ 1298.348202] iwlwifi 0000:00:14.3: 0x983197C9 | uCode version minor [ 1298.348205] iwlwifi 0000:00:14.3: 0x23E24E9D | hw version [ 1298.348208] iwlwifi 0000:00:14.3: 0xA40F9D2E | board version [ 1298.348211] iwlwifi 0000:00:14.3: 0xE7F7C98D | hcmd [ 1298.348214] iwlwifi 0000:00:14.3: 0x8EDFB05C | isr0 [ 1298.348217] iwlwifi 0000:00:14.3: 0x004912F5 | isr1 [ 1298.348219] iwlwifi 0000:00:14.3: 0x11CFFA23 | isr2 [ 1298.348222] iwlwifi 0000:00:14.3: 0xFAD6087D | isr3 [ 1298.348225] iwlwifi 0000:00:14.3: 0x3FFCAA74 | isr4 [ 1298.348228] iwlwifi 0000:00:14.3: 0x718E4901 | last cmd Id [ 1298.348231] iwlwifi 0000:00:14.3: 0xA3694B9E | wait_event [ 1298.348234] iwlwifi 0000:00:14.3: 0x7A5CB255 | l2p_control [ 1298.348237] iwlwifi 0000:00:14.3: 0xF9E0C967 | l2p_duration [ 1298.348240] iwlwifi 0000:00:14.3: 0x83E042C0 | l2p_mhvalid [ 1298.348242] iwlwifi 0000:00:14.3: 0x7117F91E | l2p_addr_match [ 1298.348245] iwlwifi 0000:00:14.3: 0x625F9D59 | lmpm_pmg_sel [ 1298.348248] iwlwifi 0000:00:14.3: 0x72C254A3 | timestamp [ 1298.348251] iwlwifi 0000:00:14.3: 0x077AF6A1 | flow_handler [ 1298.348300] iwlwifi 0000:00:14.3: Start IWL Error Log Dump: [ 1298.348303] iwlwifi 0000:00:14.3: Status: 0x00000000, count: 7 [ 1298.348306] iwlwifi 0000:00:14.3: 0x201013F1 | ADVANCED_SYSASSERT [ 1298.348309] iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1 [ 1298.348312] iwlwifi 0000:00:14.3: 0xC008CF5C | umac branchlink2 [ 1298.348315] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink1 [ 1298.348318] iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink2 [ 1298.348321] iwlwifi 0000:00:14.3: 0x00000003 | umac data1 [ 1298.348324] iwlwifi 0000:00:14.3: 0x20000302 | umac data2 [ 1298.348327] iwlwifi 0000:00:14.3: 0x00000201 | umac data3 [ 1298.348330] iwlwifi 0000:00:14.3: 0x00000030 | umac major [ 1298.348333] iwlwifi 0000:00:14.3: 0x4FA0041F | umac minor [ 1298.348336] iwlwifi 0000:00:14.3: 0x00005D2C | frame pointer [ 1298.348339] iwlwifi 0000:00:14.3: 0xC0887F58 | stack pointer [ 1298.348342] iwlwifi 0000:00:14.3: 0x00000000 | last host cmd [ 1298.348345] iwlwifi 0000:00:14.3: 0x00000000 | isr status reg [ 1298.348372] iwlwifi 0000:00:14.3: Fseq Registers: [ 1298.348391] iwlwifi 0000:00:14.3: 0x00000003 | FSEQ_ERROR_CODE [ 1298.348412] iwlwifi 0000:00:14.3: 0x00260000 | FSEQ_TOP_INIT_VERSION [ 1298.348433] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_CNVIO_INIT_VERSION [ 1298.348454] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION [ 1298.348476] iwlwifi 0000:00:14.3: 0x5E346558 | FSEQ_TOP_CONTENT_VERSION [ 1298.348498] iwlwifi 0000:00:14.3: 0x4552414E | FSEQ_ALIVE_TOKEN [ 1298.348519] iwlwifi 0000:00:14.3: 0x20000302 | FSEQ_CNVI_ID [ 1298.348541] iwlwifi 0000:00:14.3: 0x00000201 | FSEQ_CNVR_ID [ 1298.348563] iwlwifi 0000:00:14.3: 0x20000302 | CNVI_AUX_MISC_CHIP [ 1298.348587] iwlwifi 0000:00:14.3: 0x00000201 | CNVR_AUX_MISC_CHIP [ 1298.348609] iwlwifi 0000:00:14.3: 0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM [ 1298.348660] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR [ 1298.348697] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x5c89, CPU2 Status: 0x3 [ 1298.348700] iwlwifi 0000:00:14.3: Failed to start RT ucode: -110 [ 1298.348718] iwlwifi 0000:00:14.3: Firmware not running - cannot dump error [ 1298.360083] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
“sudo lshw -C 网络”：
*-network
description: Network controller product: Intel Corporation vendor: Intel Corporation physical id: 14.3 bus info: pci@0000:00:14.3 version: 00 width: 64 bits clock: 33MHz capabilities: pm msi pciexpress msix bus_master cap_list configuration: driver=iwlwifi latency=0 resources: irq:16 memory:a1218000-a121bfff
我尝试了很多方法，但都没有效果。希望对你有帮助！