2. After opening the outlook mailbox, find the new email button on the homepage interface, as shown by the red arrow in the figure below.

3. After finding the new email button, click the new email button to open the homepage interface of the new email, as shown in the figure below.

There is a signature icon on the first page of the new email. Click the signature icon as shown below.

5. After opening the signature for editing, 1) click New (new name of signature); 2) Edit the signature content; 3) Select the signature name of the email you want to send in the new email and reply/forward it (after selecting here, the signature content will default in future emails), 4) Click the hyperlink button to insert a hyperlink directly into the signed picture, and finally click OK.