uname -a

Linux lmde 6.1.0-31-rt-amd64 #1 SMP PREEMPT_RT Debian 6.1.128-1 (2025-02-07) x86_64 GNU/Linux

inxi -N

Network:
  Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
    driver: r8169
  Device-2: MEDIATEK MT7921 802.11ax PCI Express Wireless Network Adapter
    driver: mt7921e



dmesg

8.066684] r8169 0000:03:00.0: firmware: direct-loading firmware rtl_nic/rtl8168h-2.fw
[    8.092399] Generic FE-GE Realtek PHY r8169-0-300:00: attached PHY driver (mii_bus:phy_addr=r8169-0-300:00, irq=MAC)
[    8.284678] r8169 0000:03:00.0 enp3s0: Link is Down
[   16.871312] wlp4s0: authenticate with 04:42:1a:54:4e:14
[   17.030029] wlp4s0: send auth to router mac address van itt (try 1/3)
[   17.042724] wlp4s0: send auth to router mac address van itt (try 2/3)
[   17.055607] wlp4s0: send auth to router mac address van itt (try 3/3)
[   17.069211] wlp4s0: authentication with router mac address van itt timed out


sudo lshw -C network

  *-network
       description: Wireless interface
       product: MT7921 802.11ax PCI Express Wireless Network Adapter
       vendor: MEDIATEK Corp.
       physical id: 0
       bus info: pci@0000:04:00.0
       logical name: wlp4s0
       logical name: /dev/fb0
       version: 00
       serial: 14:5a:fc:70:1c:ad
       width: 64 bits
       clock: 33MHz
       capabilities: pciexpress msi pm bus_master cap_list ethernet physical wireless fb
       configuration: broadcast=yes depth=32 driver=mt7921e driverversion=6.1.0-31-rt-amd64 firmware=____010000-20230117170942 latency=0 link=no mode=1920x1080 multicast=yes visual=truecolor wireless=IEEE 802.11 xres=1920 yres=1080
       resources: iomemory:fc0-fbf iomemory:fc0-fbf iomemory:fc0-fbf irq:80 memory:fcf0200000-fcf02fffff memory:fcf0300000-fcf0303fff memory:fcf0304000-fcf0304fff

rfkill list all

0: acer-wireless: Wireless LAN
	Soft blocked: no
	Hard blocked: no
1: acer-bluetooth: Bluetooth
	Soft blocked: yes
	Hard blocked: no
2: hci0: Bluetooth
	Soft blocked: yes
	Hard blocked: no
3: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: no


iwconfig
lo        no wireless extensions.

enp3s0    no wireless extensions.

wlp4s0    IEEE 802.11  ESSID:off/any
          Mode:Managed  Access Point: Not-Associated   Tx-Power=3 dBm
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:on