1. First of all, writing electronic date is the same as electronic signature, and enter the main interface of Word software. 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.

2. Secondly, select the signature line in the Insert menu bar, then select the signature line with seal, and then click OK to enter the signature setting interface. In the signature setting interface, you need to enter the signer's name. After entering these contents, click OK below.

3. Finally, a newly added signature line will appear at the bottom of the whole document. 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. After entering the date and time setting interface, select the language type and date format, and then click OK below. At this point, the required date has been added, and the task of setting the date, time and signature line in the Word document has been completed.