Intent i = new Intent(Intent.ACTION_VIEW);
String filePath = "/sdcard/XXX.apk";
i.setDataAndType(Uri.parse("file://" + filePath),"application/vnd.android.package-archive");
context.startActivity(i);
Intent i = new Intent(Intent.ACTION_VIEW);
String filePath = "/sdcard/XXX.apk";
i.setDataAndType(Uri.parse("file://" + filePath),"application/vnd.android.package-archive");
context.startActivity(i);

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