1. Login CMS -> Content Itesm ->naviagte to / SYSTEM/ conf/ sitebuilder/ packages/ layer7/ modules/ ApplicationList/ xml_template -> click "Edit Text" icon of form.xml
optional: backup the form.xml
2. find and delete following block -- example, to set OOB as default value of scope
<Field name="oAuthScope"
type="text"
maxlength="512"
validation-rules="JSTRIM"
/>
change to,
<Field name="oAuthScope"
type="text"
maxlength="512"
validation-rules="JSTRIM"
value="OOB"
/>
3. If you want to set "confidential" as default value of "TYPE", find the line
<Option key="confidential">Confidential</Option>
change to,
<Option key="confidential" selected="selected">Confidential</Option>
similarly, you can set "public" as default value,
<Option key="public" selected="selected">Public</Option>
4. save and publish
it will take effect immediately.