可以修改源码中的mediatek/custom/< >/resource_overlay/generic/packages/apps/Launcher3/res/xml/default_workspace.xml
<!-- Far-left screen [0] -->
<favorite
launcher:packageName="com.cmccpoc"
launcher:className="com.cmccpoc.activity.AccountActivity"
launcher:screen="0"
launcher:x="0"
launcher:y="4" />
<!--
<favorite
launcher:packageName="com.android.email"
launcher:className="com.android.email.activity.Welcome"
launcher:screen="0"
launcher:x="1"
launcher:y="4" />
-->
<favorite
launcher:packageName="com.android.gallery3d"
launcher:className="com.android.gallery3d.app.GalleryActivity"
launcher:screen="0"
launcher:x="1"
launcher:y="4" />
<favorite
launcher:packageName="com.android.gallery3d"
launcher:className="com.android.camera.CameraLauncher"
launcher:screen="0"
launcher:x="2"
launcher:y="4" />
<favorite
launcher:packageName="com.dfl.ptt"
launcher:className="com.dfl.ptt.tab_main"
launcher:screen="0"
launcher:x="3"
launcher:y="4" />
<favorite
launcher:packageName="com.android.settings"
launcher:className="com.android.settings.Settings"
launcher:screen="0"
launcher:x="4"
launcher:y="4" />