1. First, open the word20 10 document and enter the article to be added. Take the following text as an example to demonstrate and select the paragraph to add.
2. After entering, click the reference option above, and then click the "Insert Endnote" option button.
3. Click the Footnotes drop-down option in the Reference Options to open the Footnotes and Endnotes settings menu.
4. In Number Format, select the number format, and then click Apply.
5. Press Ctrl+H on the keyboard to open the find and replace menu, and enter E in the find content and E in the replace content.
6. At this point, the label has been added, and the document content can be typed directly or pasted manually.