1. Open a word document by desktop shortcut or search.
2. Click the word document that needs to be inserted into the page for betting on the left side of the interface that will be opened later.
3. Click the "Insert" button in the upper left corner of the interface that will open later.
4. Click "Footer" on the right side of the interface that pops up later, and select "None" in the drop-down menu that opens later.
5. Then enter the referenced label and document name according to the format "[n]xxx" in the footer.