As stated by Pete, thank you for correcting the Ubuntu version (I miss-
typed 24.04 earlier). The old method of disabling power saving (via
iwconfig or nmcli) no longer works reliably for this chipset on recent
Ubuntu releases. I’ve tested both new and old firmware versions from
linux-firmware.git, but the issue persists: frequent disconnects, auto-
reconnections, and sometimes forgotten WiFi credentials.

Power saving is disabled, and I’ve verified the latest .zst firmware
files are decompressed to .bin in /lib/firmware/mediatek/. The behavior
is identical across multiple kernel versions and with both home routers
and mobile hotspots, ruling out WiFi environment as a factor.

Would you be able to share any relevant logs (for example, excerpts from
dmesg, journalctl -u NetworkManager, or /var/log/syslog) that correspond
to the time of a disconnect? Even if there are no obvious
'deauthentication' errors, sometimes other details can help developers
pinpoint the issue. If you’re comfortable, also include your kernel
version (uname -r) and a brief hardware summary (sudo lshw -short or
lspci output).

** Description changed:

- **Summary:**  
+ **Summary:**
  Frequent and random WiFi disconnects with MediaTek MT7921E on Ubuntu 25.10. 
No firmware/driver errors in dmesg, but regular deauthentications and 
connection drops. Issue persists across multiple networks and router 
configurations.
  
- **Steps to Reproduce:**  
+ **Steps to Reproduce:**
  1. Boot Ubuntu 25.10 on a laptop/PC with MediaTek MT7921E WiFi.
  2. Connect to a WiFi network (tried both home router and phone hotspot).
  3. Observe connection drops and deauthentications every few minutes.
  
- **Expected Result:**  
+ **Expected Result:**
  Stable WiFi connection.
  
- **Actual Result:**  
+ **Actual Result:**
  WiFi disconnects at random intervals. NetworkManager and dmesg logs show 
repeated deauthentications with reason "UNSPECIFIED".
  
  **What I've Tried:**
  - Ensured `linux-firmware` is installed and firmware files are 
present/uncompressed in `/lib/firmware/mediatek/`:
-   - `WIFI_MT7922_patch_mcu_1_1_hdr.bin`
-   - `WIFI_RAM_CODE_MT7922_1.bin`
+   - `WIFI_MT7922_patch_mcu_1_1_hdr.bin`
+   - `WIFI_RAM_CODE_MT7922_1.bin`
  - Disabled WiFi power saving with `nmcli`.
  - Tested on multiple networks.
  - Changed router settings: set static channel, tried 2.4GHz, 5GHz, 6GHz, 
disabled WPA3, band steering, fast roaming, etc.
  - System is fully updated.
  - Issue persists with all combinations.
  
  **Relevant Logs/Outputs:**
  
  **dmesg | grep mt7921**
  ```
  [   15.249567] mt7921e 0000:16:00.0: enabling device (0040 -> 0042)
  [   15.324512] mt7921e 0000:16:00.0: ASIC revision: 79610010
  [   15.757554] mt7921e 0000:16:00.0: HW/SW Version: 0x8a108a10, Build Time: 
20250625153620a
  [   15.772573] mt7921e 0000:16:00.0: WM Firmware Version: ____010000, Build 
Time: 20250625153703
  [   17.425308] mt7921e 0000:16:00.0 wlp22s0: renamed from wlan0
  ```
  
  **General dmesg after disconnect**
  ```
  [  357.825856] wlp22s0: deauthenticated from ... (Reason: 1=UNSPECIFIED)
  ```
  
  **journalctl -u NetworkManager | tail -50**
  ```
  <info> device (wlp22s0): supplicant interface state: completed -> disconnected
  <info> device (wlp22s0): supplicant interface state: disconnected -> scanning
  <info> device (wlp22s0): supplicant interface state: scanning -> 
authenticating
  <info> device (wlp22s0): supplicant interface state: authenticating -> 
associating
  <info> device (wlp22s0): supplicant interface state: associating -> 
4way_handshake
  <info> device (wlp22s0): supplicant interface state: 4way_handshake -> 
completed
  <info> dhcp4 (wlp22s0): state changed new lease, address=192.168.0.230, acd 
pending
  <info> dhcp4 (wlp22s0): state changed new lease, address=192.168.0.230
  <info> policy: set 'ICE1472' (wlp22s0) as default for IPv4 routing and DNS
  ```
  
  **System Information:**
  
  ```
  cat /etc/os-release
  NAME="Ubuntu"
  VERSION="25.10 (Development Branch)"
  ID=ubuntu
  ID_LIKE=debian
  PRETTY_NAME="Ubuntu 25.10 (Development Branch)"
  VERSION_ID="25.10"
  ...
  
  **sudo lshw -short**
  ...
  H/W path                   Device           Class          Description
  ======================================================================
-                                             system         IBM xSeries High 
Volume Racks x3630 M4: -[7158AC1]-
+                                             system         IBM xSeries High 
Volume Racks x3630 M4: -[7158AC1]-
  /0                                          bus            Motherboard
  /0/1                                        processor      Intel(R) Xeon(R) 
CPU E5-2450 v2 @ 2.50GHz
  /0/1/3                                      memory         64KiB L1 cache
  /0/1/4                                      memory         256KiB L2 cache
  /0/1/5                                      memory         20MiB L3 cache
  /0/2                                        processor      Intel(R) Xeon(R) 
CPU E5-2450 v2 @ 2.50GHz
  /0/2/6                                      memory         64KiB L1 cache
  /0/2/7                                      memory         256KiB L2 cache
  /0/2/8                                      memory         20MiB L3 cache
  /0/6                                        memory         48GiB System Memory
  /0/6/0                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/1                                      memory         [empty]
  /0/6/2                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/3                                      memory         [empty]
  /0/6/4                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/5                                      memory         [empty]
  /0/6/6                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/7                                      memory         [empty]
  /0/6/8                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/9                                      memory         [empty]
  /0/6/a                                      memory         8GiB DIMM DDR3 
1333 MHz (0.8 ns)
  /0/6/b                                      memory         [empty]
  /0/17                                       memory         128KiB BIOS
  /0/19                                       bus            00Y7335
  /0/100                                      bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 DMI2
  /0/100/1                                    bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 1a
  /0/100/1.1                                  bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 1b
  /0/100/1.1/0               scsi0            storage        MegaRAID SAS 2208 
[Thunderbolt]
  /0/100/1.1/0/0.e.0         /dev/sda         disk           2TB ST2000NM0023
  /0/100/1.1/0/0.e.0/1                        volume         1074MiB Windows 
FAT volume
  /0/100/1.1/0/0.e.0/2       /dev/sda2        volume         1861GiB EXT4 volume
  /0/100/1.1/0/0.f.0         /dev/sdb         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.10.0        /dev/sdc         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.11.0        /dev/sdd         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.12.0        /dev/sde         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.13.0        /dev/sdf         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.14.0        /dev/sdg         volume         1863GiB 
ST2000NM0023
  /0/100/1.1/0/0.15.0        /dev/sdh         volume         1863GiB 
ST2000NM0023
  /0/100/3                                    bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 3a
  /0/100/3/0                 wlp22s0          network        MT7921 802.11ax 
PCI Express Wireless Network Adapter
  /0/100/3.2                                  bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 3c
  /0/100/3.2/0               /dev/fb0         display        Cedar [Radeon HD 
5000/6000/7350/8350 Series]
  /0/100/3.2/0.1             card0            multimedia     Cedar HDMI Audio 
[Radeon HD 5400/6300/7300 Series]
  /0/100/3.2/0.1/0           input11          input          HDA ATI HDMI 
HDMI/DP,pcm=3
  /0/100/4                                    generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 0
  /0/100/4.1                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 1
  /0/100/4.2                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 2
  /0/100/4.3                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 3
  /0/100/4.4                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 4
  /0/100/4.5                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 5
  /0/100/4.6                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 6
  /0/100/4.7                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 7
  /0/100/5                                    generic        Xeon E7 v2/Xeon E5 
v2/Core i7 VTd/Memory Map/Misc
  /0/100/5.2                                  generic        Xeon E7 v2/Xeon E5 
v2/Core i7 IIO RAS
  /0/100/11                                   bridge         C600/X79 series 
chipset PCI Express Virtual Root Port
  /0/100/1a                                   bus            C600/X79 series 
chipset USB2 Enhanced Host Controller #2
  /0/100/1a/1                usb1             bus            EHCI Host 
Controller
  /0/100/1a/1/1                               bus            Integrated Rate 
Matching Hub
  /0/100/1a/1/1/3            card1            multimedia     MV-SILICON fifine 
Microphone
  /0/100/1c                                   bridge         C600/X79 series 
chipset PCI Express Root Port 1
  /0/100/1c.2                                 bridge         C600/X79 series 
chipset PCI Express Root Port 3
  /0/100/1c.2/0                               bridge         SH7757 PCIe Switch 
[PS]
  /0/100/1c.2/0/0                             bridge         SH7757 PCIe Switch 
[PS]
  /0/100/1c.2/0/0/0          /dev/fb0         bridge         SH7757 PCIe-PCI 
Bridge [PPB]
  /0/100/1c.2/0/1                             bridge         SH7757 PCIe Switch 
[PS]
  /0/100/1c.4                                 bridge         C600/X79 series 
chipset PCI Express Root Port 5
  /0/100/1c.4/0              eno1             network        I350 Gigabit 
Network Connection
  /0/100/1d                                   bus            C600/X79 series 
chipset USB2 Enhanced Host Controller #1
  /0/100/1d/1                usb2             bus            EHCI Host 
Controller
  /0/100/1d/1/1                               bus            Integrated Rate 
Matching Hub
  /0/100/1d/1/1/1                             bus            Gadget USB HUB
  /0/100/1d/1/1/1/5          enx42f2e91c6cb7  communication  RNDIS/Ethernet 
Gadget
  /0/100/1d/1/1/2            scsi5            storage        DataTraveler 3.0
  /0/100/1d/1/1/2/0.0.0      /dev/sdi         disk           30GB DataTraveler 
3.0
- /0/100/1d/1/1/2/0.0.0/0    /dev/sdi         disk           30GB 
+ /0/100/1d/1/1/2/0.0.0/0    /dev/sdi         disk           30GB
  /0/100/1d/1/1/2/0.0.0/0/1  /dev/sdi1        volume         5432MiB data 
partition
  /0/100/1d/1/1/2/0.0.0/0/2  /dev/sdi2        volume         15EiB Windows FAT 
volume
  /0/100/1d/1/1/2/0.0.0/0/3  /dev/sdi3        volume         299KiB data 
partition
  /0/100/1d/1/1/2/0.0.0/0/4  /dev/sdi4        volume         23GiB EXT4 volume
  /0/100/1d/1/1/3            input2           input          JBuds Ergo Mouse
  /0/100/1d/1/1/4            input10          input          Lite-On Technology 
Corp HP USB Multimedia Keyboard Consumer Control
  /0/100/1e                                   bridge         82801 PCI Bridge
  /0/100/1f                                   bridge         C600/X79 series 
chipset LPC Controller
  /0/100/1f/0                                 system         PnP device PNP0b00
  /0/100/1f/1                                 system         PnP device PNP0c02
  /0/100/1f/2                                 generic        PnP device IPI0001
  /0/100/1f/3                                 system         PnP device PNP0c02
  /0/100/1f/4                                 communication  PnP device PNP0501
  /0/100/1f/5                                 communication  PnP device PNP0501
  /0/100/1f/6                                 system         PnP device PNP0c31
  /0/100/1f/7                                 system         PnP device PNP0c02
  /0/100/1f.2                scsi2            storage        C600/X79 series 
chipset 6-Port SATA AHCI Controller
  /0/100/1f.2/0.0.0          /dev/cdrom       disk           DEVICE 81Y3674
  /0/100/1f.3                                 bus            C600/X79 series 
chipset SMBus Host Controller
  /0/7                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 0
  /0/8                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 0
  /0/a                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 0
  /0/b                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 0
  /0/c                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/d                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/e                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/f                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 1
  /0/10                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 0
  /0/11                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 1
  /0/12                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 2
  /0/13                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 3
  /0/14                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 UBOX Registers
  /0/15                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 UBOX Registers
  /0/16                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/18                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1a                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1b                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1c                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1d                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1e                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/1f                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/20                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Home Agent 0
  /0/21                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Home Agent 0
  /0/22                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Target Address/Thermal Registers
  /0/23                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 RAS Registers
  /0/24                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/25                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/26                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/27                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/28                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 DDRIO Registers
  /0/29                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 0
  /0/2a                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 1
  /0/2b                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 0
  /0/2c                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 1
  /0/2d                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 2
  /0/2e                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 3
  /0/2f                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 2
  /0/30                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 3
  /0/31                                       generic        Intel Corporation
  /0/32                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 R2PCIe
  /0/33                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 R2PCIe
  /0/34                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Registers
  /0/35                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Performance Ring Monitoring
  /0/36                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Performance Ring Monitoring
  /0/37                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 System Address Decoder
  /0/38                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Broadcast Registers
  /0/39                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Broadcast Registers
  /0/0                                        bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port in DMI2 Mode
  /0/3                                        bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 3a
  /0/3.2                                      bridge         Xeon E7 v2/Xeon E5 
v2/Core i7 PCI Express Root Port 3c
  /0/4                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 0
  /0/4.1                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 1
  /0/4.2                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 2
  /0/4.3                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 3
  /0/4.4                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 4
  /0/4.5                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 5
  /0/4.6                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 6
  /0/4.7                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Crystal Beach DMA Channel 7
  /0/5                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 VTd/Memory Map/Misc
  /0/5.2                                      generic        Xeon E7 v2/Xeon E5 
v2/Core i7 IIO RAS
  /0/3a                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 0
  /0/3b                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 0
  /0/3c                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 0
  /0/3d                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 0
  /0/9                                        generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/3e                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/3f                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link 1
  /0/40                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Link Reut 1
  /0/41                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 0
  /0/42                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 1
  /0/43                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 2
  /0/44                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Power Control Unit 3
  /0/45                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 UBOX Registers
  /0/46                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 UBOX Registers
  /0/47                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/48                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/49                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4a                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4b                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4c                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4d                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4e                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Unicast Registers
  /0/4f                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Home Agent 0
  /0/50                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Home Agent 0
  /0/51                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Target Address/Thermal Registers
  /0/52                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 RAS Registers
  /0/53                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/54                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/55                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/56                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 0 Channel Target Address Decoder 
Registers
  /0/57                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 DDRIO Registers
  /0/58                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 0
  /0/59                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 1
  /0/5a                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 0
  /0/5b                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 1
  /0/5c                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 2
  /0/5d                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 Thermal Control 3
  /0/5e                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 2
  /0/5f                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Integrated Memory Controller 1 Channel 0-3 ERROR Registers 3
  /0/60                                       generic        Intel Corporation
  /0/61                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 R2PCIe
  /0/62                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 R2PCIe
  /0/63                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Registers
  /0/64                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Performance Ring Monitoring
  /0/65                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 QPI Ring Performance Ring Monitoring
  /0/66                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 System Address Decoder
  /0/67                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Broadcast Registers
  /0/68                                       generic        Xeon E7 v2/Xeon E5 
v2/Core i7 Broadcast Registers
  /1                         input0           input          Power Button
  
  ...
  
  uname -r
  6.17.0-5-generic
  ...
  
- **WiFi Chip:**  
+ **WiFi Chip:**
  MediaTek MT7921E
  
  **Firmware files present:**
  ```
  ls -l /lib/firmware/mediatek/ | grep MT7922
  ```
  (Output listing .bin and .zst files)
  
  **Other details:**
  - Issue occurs regardless of router brand or network settings.
  - Issue occurs with both home router and mobile hotspot.
  
  **Additional info:**
  - Power saving disabled.
  - No errors in firmware loading.
  - Issue persists after all updates.
- - Issue started with ver. 20.04 persists.
+ - Issue started with ver. 24.04 persists.
  - Issue present across MT7921, MT7921c, MT7921e, MT7922 devices [note:own 4 
different pcie cards all with each version issue all is the exact same behavior]
  - Behavior across LTS upgrade to 25.10 and fresh install

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2127759

Title:
   MT7921E WiFi support on Ubuntu (including 25.10)

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