1. open the Email icon.

   

2. In the Mail app, tap on Menu and then on the Settings button.

   

3. Select your email account. If you have multiple accounts, you can set different signatures for each account.

   

4. Tap on Signature.

   

5. Set your customized signature and then click the OK button.

   

Now, whenever you send an email or reply to one, the signature will be automatically added at the end of your email.