Adapter ist hier und jetzt die Ausgabe von lspci -k:
3a:00.0 Network controller: Intel Corporation Wireless 7260 (rev bb)
Subsystem: Intel Corporation Dual Band Wireless-AC 7260
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
Hier ip link:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN mode DEFAULT group default qlen 1000
link/ether b2:cd:a8:5a:d9:32 brd ff:ff:ff:ff:ff:ff permaddr cc:3d:82:6b:dc:b7
3: enp0s20f0u2u1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000
link/ether 00:23:56:7c:13:59 brd ff:ff:ff:ff:ff:ff
ip link set wlan0 up:
RTNETLINK answers: Input/output error
dmesg | grep firmware:
[ 2.310436] iwlwifi 0000:3a:00.0: loaded firmware version 17.3216344376.0 7260-17.ucode op_mode iwlmvm
[ 2.432782] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4)
[ 3.026274] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 3.299934] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 3.613323] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 3.887369] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 14.277665] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 14.566651] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 25.255388] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 25.530762] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 36.265262] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 36.556818] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 47.274469] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 47.558071] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 58.291047] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 58.586174] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
[ 1153.383934] iwlwifi 0000:3a:00.0: Loaded firmware version: 17.3216344376.0 7260-17.ucode
Dazu ist zu sagen, daß das die Firmware von September 2021 ist. Habe verschiedene Versionen versucht. Ohne große Änderung