1. Find the word application on the computer desktop and double-click it to open it, or find word to open it through the search function in the taskbar.

2. Find the document that needs to be permanently marked in the recent documents on the left side of the software interface, and then click Open.

3. Click the "View" button at the top of the software interface to be accessed later.

4. Click the Delete button in the next menu.

5. Click the "Delete all comments in the document" button in the drop-down menu that pops up automatically to delete comments in the word document in batches.