The MT7921E does not start automatically.
dmesg checks the startup log, which is displayed as follows:
[ 0.236313] pci 0000:03:00.0: [14c3:7961] type 00 class 0x028000
[ 0.236313] pci 0000:03:00.0: reg 0x10: [mem 0xe0000000-0xe00fffff 64bit pref]
[ 0.236313] pci 0000:03:00.0: reg 0x18: [mem 0xe0100000-0xe0103fff 64bit pref]
[ 0.236313] pci 0000:03:00.0: reg 0x20: [mem 0xe0104000-0xe0104fff 64bit pref]
[ 0.236313] pci 0000:03:00.0: enabling Extended Tags
[ 0.236313] pci 0000:03:00.0: supports D1 D2
[ 0.236313] pci 0000:03:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 4.687947] mt7921e 0000:03:00.0: enabling device (0100 -> 0102)
[ 4.695232] mt7921e 0000:03:00.0: ASIC revision: 79610010
[ 4.792763] mt7921e 0000:03:00.0: HW/SW Version: 0x8a108a10, Build Time: 20231109190918a
[ 4.805061] mt7921e 0000:03:00.0: WM Firmware Version: ____010000, Build Time: 2023110919095
[ 4623.900630] br-lan: port 2(phy0-ap0) entered blocking state
[ 4623.901879] br-lan: port 2(phy0-ap0) entered disabled state
[ 4623.903157] device phy0-ap0 entered promiscuous mode
Why doesn't the wireless network start automatically?