2. Click Page Layout, then click Separator, then click section break, and finally click Next, so the result is extra blank.
3. Move the cursor to the front of the newly added page, and then press the delete key.
4. Click "Insert", "Page Number", "Low Page" and "Common Number 2" in turn.
5. In the Header and Footer Tools tab, click Link to Previous Header to make it grayed out, and then click Close Header and Footer.
6. Click Insert, Page Number, Format Page Number, and check the starting page number and OK in the page number.
7. Click "Insert" and "Page Number" again, select the page number format you like, and then insert.