1. Enter the main interface of Word software.
2. Enter the content to edit. When all the contents are entered, click Insert in the menu bar at the top of the main interface of Word software.
3. Select the signature line in the Insert menu bar, then select the signature line with seal, and click OK to enter the signature setting interface.
4. In the signature setting interface, you need to enter the signer's name. After entering these contents, click the OK button below.
5. At the bottom of the whole document, a newly added signature line will appear. At this point, it is necessary to set the date and time. At this point, select date and time from the Insert menu bar at the top to enter the date and time setting interface.
6. Enter the date and time setting interface, select the language type and date format, and then click OK below. At this point, the required date is added, and the task of setting the date and time and signature line in the Word document is completed.