1, turn on the computer, click to open Word software, and enter the main interface of Word software;

2. In the main interface of Word software, enter what we need to edit. When all the contents are input, 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, we need to enter the signer's name (for example, Li Si), and we can decide whether to enter the signer's position (for example, department manager) and the signer's email address (for example, don't enter it) as needed. After these contents are entered, click the OK button below;

At this point, we found that our newly added signature line appeared at the bottom of the whole document. At this point, we need to set the date and time. At this point, insert the menu bar at the top and select the date and time 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, we found that the date we needed has been added. At this point, we have completed the task of how to set the date, time and signature line in the Word document.