root@firmware-RL90:/tmp# lspci 00:00.0 Host bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Host Bridge (rev 0d) 00:02.0 VGA compatible controller: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Integrated Graphics Controller (rev 0d) 00:0e.0 Audio device: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Audio Cluster (rev 0d) 00:0f.0 Communication controller: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Trusted Execution Engine (rev 0d) 00:12.0 SATA controller: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series SATA AHCI Controller (rev 0d) 00:13.0 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port A #1 (rev fd) 00:13.1 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port A #2 (rev fd) 00:13.2 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port A #3 (rev fd) 00:13.3 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port A #4 (rev fd) 00:14.0 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port B #1 (rev fd) 00:14.1 PCI bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series PCI Express Port B #2 (rev fd) 00:15.0 USB controller: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series USB xHCI (rev 0d) 00:1f.0 ISA bridge: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Low Pin Count Interface (rev 0d) 00:1f.1 SMBus: Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series SMBus Controller (rev 0d) 01:00.0 Ethernet controller: Intel Corporation I210 Gigabit Network Connection (rev 03) 02:00.0 Ethernet controller: Intel Corporation I210 Gigabit Network Connection (rev 03) root@firmware-RL90:/tmp# modinfo iwlwifi- modinfo: ERROR: Module iwlwifi- not found. root@firmware-RL90:/tmp# lsmod | grep iwlwifi root@firmware-RL90:/tmp# dmesg | grep -i "no suitable firmware found" root@firmware-RL90:/tmp# lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 8087:0025 Intel Corp. Wireless-AC 9260 Bluetooth Adapter Bus 001 Device 003: ID 046d:c31c Logitech, Inc. Keyboard K120 Bus 001 Device 002: ID 046d:c52b Logitech, Inc. Unifying Receiver Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub root@firmware-RL90:/lib/firmware# md5sum iwlwifi-92* 504a972c36a4ec2238c3da4297a35d4c iwlwifi-9260-th-b0-jf-b0-33.ucode 765a96d3ed65e8a4160ded212543bb3a iwlwifi-9260-th-b0-jf-b0-34.ucode 183de6afe9801662bdafc8c4b8e8ce12 iwlwifi-9260-th-b0-jf-b0-38.ucode b05233ed931f2ff5d818c0c0caa38624 iwlwifi-9260-th-b0-jf-b0-41.ucode 8dc1a04e46640ddb1cedf7dcda937d80 iwlwifi-9260-th-b0-jf-b0-43.ucode dcf642fd7412614e19d1d54f57147539 iwlwifi-9260-th-b0-jf-b0-46.ucode root@firmware-RL90:/lib/firmware# ls -l iwlwifi-92* -rw-r--r-- 1 root root 2637216 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-33.ucode -rw-r--r-- 1 root root 2678092 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-34.ucode -rw-r--r-- 1 root root 2521412 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-38.ucode -rw-r--r-- 1 root root 2620656 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-41.ucode -rw-r--r-- 1 root root 2558176 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-43.ucode -rw-r--r-- 1 root root 1491056 Mar 29 02:17 iwlwifi-9260-th-b0-jf-b0-46.ucode root@firmware-RL90:/lib/modules# uname -a Linux firmware-RL90 5.15.0-27-generic #28-Ubuntu SMP Thu Apr 14 04:55:28 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux root@firmware-RL90:/lib/modules# cd 5.15.0-27-generic/ root@firmware-RL90:/lib/modules/5.15.0-27-generic# find -name 'iwlwifi*.ko' ./kernel/drivers/net/wireless/intel/iwlwifi/iwlwifi.ko