sudo dmesg | grep -i mt7902
[ 2.994146] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 3.099105] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 3.196666] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.287678] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.378654] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.471561] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.564693] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.657678] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.749726] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.842669] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.933646] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.024658] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.387307] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 4.479761] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 4.482634] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.573684] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.666961] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.763001] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.858549] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.953567] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.041004] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.127775] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.222793] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.308084] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 69.820230] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 69.920055] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 69.922320] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 70.013089] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.098525] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.192530] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.279047] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.373961] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.468809] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.563973] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.649507] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.744968] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
My laptop's battery died last night, and when I turned it on, I discovered the Wi-Fi wasn't working. I tried reinstalling the driver, but it didn't help.
sudo dmesg | grep -i mt7902
[ 2.994146] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 3.099105] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 3.196666] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.287678] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.378654] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.471561] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.564693] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.657678] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.749726] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.842669] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 3.933646] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.024658] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.387307] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 4.479761] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 4.482634] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.573684] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.666961] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.763001] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.858549] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 4.953567] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.041004] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.127775] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.222793] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 5.308084] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 69.820230] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_RAM_CODE_MT7902_1.bin failed with error -2
[ 69.920055] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 69.922320] bluetooth hci0: Direct firmware load for mediatek/BT_RAM_CODE_MT7902_1_1_hdr.bin failed with error -2
[ 70.013089] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.098525] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.192530] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.279047] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.373961] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.468809] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.563973] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.649507] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
[ 70.744968] mt7921e 0000:03:00.0: Direct firmware load for mediatek/WIFI_MT7902_patch_mcu_1_1_hdr.bin failed with error -2
My laptop's battery died last night, and when I turned it on, I discovered the Wi-Fi wasn't working. I tried reinstalling the driver, but it didn't help.