Which firmware? Maybe you need to update it as well, I was on
20250526153043. With newer version 20250721232943 it looks like I cannot
see WiFi 6E at all, but things are fine on WiFi 7

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https://bugs.launchpad.net/bugs/2118937

Title:
  Intermittent connection loss on mt7925e (potential regression)

Status in linux package in Ubuntu:
  New

Bug description:
  I am facing intermittent connection loss over 5GHZ WIFI on relatively fresh 
installation of Kubuntu.
  To clarify during the issue, it appears as I am still connected to my wifi, 
but the speed plummets to 0, and I can't load basic web pages.
  This is happening on a desktop with a motherboard with built in wifi. 
(https://www.asus.com/motherboards-components/motherboards/prime/prime-x870-p-wifi/)
  This desktop didn't encountered this issue on windows11 (to rule out the 
possibility of a motherboard hardware failure)

  Other devices on the same network work fine.

  --------

  I have tried the following:
  Reinstalling linux-firmware package.
  Disabling Wi-Fi power management (wifi.powersave=2).
  Disabling PCIe ASPM (pcie_aspm=off).
  Disabled ufw firewall

  --------

  lsb_release -rd
  Description:    Ubuntu 25.04
  Release:        25.04

  --------

  uname -r
  6.14.0-24-generic

  --------

  apt policy network-manager
  network-manager:
    Installed: 1.52.0-1ubuntu1
    Candidate: 1.52.0-1ubuntu1
    Version table:
   *** 1.52.0-1ubuntu1 500
          500 http://archive.ubuntu.com/ubuntu plucky/main amd64 Packages
          100 /var/lib/dpkg/status

  --------

  lshw -C network
         description: Wireless interface
         product: MEDIATEK Corp.
         vendor: MEDIATEK Corp.
         physical id: 0
         bus info: pci@0000:07:00.0
         logical name: wlp7s0
         version: 00
         serial: 28:d0:43:33:98:cc
         width: 64 bits
         clock: 33MHz
         capabilities: pciexpress msi pm bus_master cap_list ethernet physical 
wireless
         configuration: broadcast=yes driver=mt7925e 
driverversion=6.14.0-24-generic firmware=____000000-20250305133013 ip=*** 
latency=0 link=yes multicast=yes wireless=IEEE 802.11
         resources: irq:180 memory:de200000-de3fffff memory:de400000-de407fff

  *I had excluded the Ethernet entry while pasting*

  --------

  ls -l /lib/firmware/mediatek/mt7925/
  total 1740
  -rw-r--r-- 1 root root  458824 Jun 16 11:49 BT_RAM_CODE_MT7925_1_1_hdr.bin.zst
  -rw-r--r-- 1 root root  212211 Jun 16 11:49 
WIFI_MT7925_PATCH_MCU_1_1_hdr.bin.zst
  -rw-r--r-- 1 root root 1105141 Jun 16 11:49 WIFI_RAM_CODE_MT7925_1_1.bin.zst

  --------

  Bellow is a journalctl entry during which the issue occurred. The
  issue occurred at around 21:38, however there are no entries at that
  time.

  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1923] 
device (wlp7s0): Activation: starting connection 'TP-Link_2153' 
(a0d42369-e9e0-482a-8c61-bc02b395b8fb)
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1928] 
device (wlp7s0): state change: disconnected -> prepare (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1929] 
manager: NetworkManager state is now CONNECTING
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1930] 
device (wlp7s0): state change: prepare -> config (reason 'none', managed-type: 
'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1931] 
device (wlp7s0): Activation: (wifi) access point 'TP-Link_2153' has security, 
but secrets are required.
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1931] 
device (wlp7s0): state change: config -> need-auth (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1931] 
sup-iface[62ca4315cd34442d,0,wlp7s0]: wps: type pbc start...
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1935] 
device (wlp7s0): state change: need-auth -> prepare (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1936] 
device (wlp7s0): state change: prepare -> config (reason 'none', managed-type: 
'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.1937] 
device (wlp7s0): Activation: (wifi) connection 'TP-Link_2153' has security, and 
secrets exist.  No new secrets needed.
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2002] 
Config: added 'ssid' value 'TP-Link_2153'
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2002] 
Config: added 'scan_ssid' value '1'
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2002] 
Config: added 'bgscan' value 'simple:30:-70:86400'
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2003] 
Config: added 'key_mgmt' value 'WPA-PSK WPA-PSK-SHA256 FT-PSK SAE FT-SAE'
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2003] 
Config: added 'psk' value '<hidden>'
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2412] 
device (wlp7s0): supplicant interface state: disconnected -> authenticating
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2412] 
device (p2p-dev-wlp7s0): supplicant management interface state: disconnected -> 
authenticating
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2443] 
device (wlp7s0): supplicant interface state: authenticating -> associating
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2443] 
device (p2p-dev-wlp7s0): supplicant management interface state: authenticating 
-> associating
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2987] 
device (wlp7s0): supplicant interface state: associating -> associated
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.2987] 
device (p2p-dev-wlp7s0): supplicant management interface state: associating -> 
associated
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4100] 
device (wlp7s0): supplicant interface state: associated -> completed
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4100] 
device (wlp7s0): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. 
Connected to wireless network "TP-Link_2153"
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4100] 
device (p2p-dev-wlp7s0): supplicant management interface state: associated -> 
completed
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4101] 
device (wlp7s0): state change: config -> ip-config (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4170] 
dhcp4 (wlp7s0): activation: beginning transaction (timeout in 45 seconds)
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.4202] 
dhcp4 (wlp7s0): state changed new lease, address=192.168.0.222, acd pending
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5919] 
dhcp4 (wlp7s0): state changed new lease, address=192.168.0.222
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5953] 
policy: set 'TP-Link_2153' (wlp7s0) as default for IPv4 routing and DNS
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5986] 
device (wlp7s0): state change: ip-config -> ip-check (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5994] 
device (wlp7s0): state change: ip-check -> secondaries (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5994] 
device (wlp7s0): state change: secondaries -> activated (reason 'none', 
managed-type: 'full')
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5995] 
manager: NetworkManager state is now CONNECTED_SITE
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5997] 
device (wlp7s0): Activation: successful, device activated.
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.5999] 
manager: NetworkManager state is now CONNECTED_GLOBAL
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.6143] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 20:55:39 Gabi-computer NetworkManager[1580]: <info>  [1753725339.6156] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"
  Jul 28 21:00:02 Gabi-computer NetworkManager[1580]: <info>  [1753725602.2003] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 21:00:02 Gabi-computer NetworkManager[1580]: <info>  [1753725602.2016] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"
  Jul 28 21:00:54 Gabi-computer NetworkManager[1580]: <info>  [1753725654.3233] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 21:00:54 Gabi-computer NetworkManager[1580]: <info>  [1753725654.3250] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"
  Jul 28 21:10:56 Gabi-computer NetworkManager[1580]: <info>  [1753726256.6891] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 21:10:56 Gabi-computer NetworkManager[1580]: <info>  [1753726256.6907] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"
  Jul 28 21:30:35 Gabi-computer NetworkManager[1580]: <info>  [1753727435.6704] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 21:30:35 Gabi-computer NetworkManager[1580]: <info>  [1753727435.6721] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"
  Jul 28 21:31:56 Gabi-computer NetworkManager[1580]: <info>  [1753727516.1392] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="2000" pid=2352 
uid=1000 result="success"
  Jul 28 21:31:56 Gabi-computer NetworkManager[1580]: <info>  [1753727516.1407] 
audit: op="statistics" interface="wlp7s0" ifindex=3 args="500" pid=2440 
uid=1000 result="success"

  What you expected to happen?
  Wifi should work with no interruptions.

  What happened instead?
  Wifi speed randomly plummets to 0.

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