1. Open the word page that requires signature and click the "Review" button.

2. After clicking the "Review" button with the mouse, "Start Inking" will appear in the upper right corner of the word page, as shown below:

3. Click "Start Inking" with the mouse. You can use a signature pen to sign the required signature area on the word page:

4. Ink tool settings: You can delete signature ink, select the type, color, font thickness, etc. of the signature pen.