安卓设备黑屏原因

android TV 黑屏原因
android:defaultToDeviceProtectedStorage="true" 把false改为true
java.lang.IllegalStateException: SharedPreferences in credential encrypted storage are not available until after user (id 0) is unlocked

打开adb
settings put global adb_enabled 1

打开设置
am start -a android.settings.SETTINGS