修改默认主菜单排列 默认亮度 默认壁纸

修改主菜单排列

overlay\packages\apps\Launcher3\res\values\config.xml

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<resources>
    <integer name="config_workspaceDefaultScreen">0</integer>
    <integer name="config_dynamic_grid_max_long_edge_cell_count">5</integer>
    <integer name="config_dynamic_grid_max_short_edge_cell_count">4</integer>
    <integer name="config_hotseat_cols">3</integer>
</resources>

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修改默认亮度

overlay\frameworks\base\packages\SettingsProvider\res\values\defaults.xml

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<resources>
    <!-- Default screen brightness, from 0 to 255.  102 is 40%. -->
    <integer name="def_screen_brightness">255</integer>
</resources>

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修改默认壁纸

overlay\frameworks\base\core\res\res\drawable-nodpi\default_wallpaper.jpg