1. Open outlook and click the Options button.

2. On the outlook Options page, select Signature.

3. In the pop-up signature page, click New in the pop-up page, and we will enter the signature name. Let's give an example of Zhang San.

4. Choose Zhang San.

5. Write down the signature information required for each email in the signature content below, and click OK to save the information. This solves the problem that Microsoft outlook sets the mail signature.