rn-file-opener/android/src/main/res/xml/filepaths.xml

Open file with its default application, clone from https://github.com/huangzuizui/react-native-file-opener

<?xml version="1.0" encoding="utf-8"?>
<paths>
    <root-path name="root" path="" />
    <external-files-path name="external-files" path="download" />
</paths>