重刷 Android 版子

步驟

# 重開進 fastboot 模式
adb reboot-bootloader

# 刷掉 userdata
fastboot erase userdata
fastboot flash userdata userdata.img

# 刷掉 system
fastboot erase system
fastboot flash system system.img

# 刷掉 boot
fastboot erase boot
fastboot flash boot boot.img

# 重開進系統
fastboot reboot

用 CLI 設定無線網路：

# 方法一：先寫好 wpa_supplicant.conf
adb push wpa_supplicant.conf /data/misc/wifi/
adb shell svc wifi enable

# wpa_supplicant.conf sample:
#
#   update_config=1
#   ctrl_interface=/data/misc/wifi/sockets
#   eapol_version=1
#   ap_scan=1
#   fast_reauth=1
#   network={
#       ssid="your_wifi_ssid"
#       psk="your_wifi_password"
#       key_mgmt=WPA-PSK
#       priority=241
#   }
#

# 方法二：用 wpa_cli
adb shell svc wifi enable
adb shell
$ wpa_cli
> add_network
> set_network 0 ssid "your_wifi_ssid"
> set_network 0 psk "your_wifi_password"