1. Position the cursor at the end of page 5, and then click Insert-Delimiter-(section break type) Next Page in the menu bar. Press ok.

2. Click View-Header and Footer and position the cursor at the footer.

3. Position the cursor anywhere on the 1 page, click Insert-Page Number, and then click Format. Set the number format to II and confirm.

4. Position the cursor on the page where Arabic numerals need to be inserted, click "Insert-Page Number", click "Format", set the number format to 1 2 3, select "This page and beyond" and confirm.