- Step 1:Launch the Mail app on your Mac computer.
- Step 2:Click the Mail tab, select the Preferences option followed by Signatures.
- Step 3:Choose the email account to which you wish to add the HTML signature.
- Step 4:After selecting the account, click the + sign.
- Step 5:Now, enter a name for your signature in the available field.
- Step 6:Once you have done it, go to the Composing menu and select the Rich Text option.
- Step 7:Now, click the Viewing menu and select the Load remote content in messages option by clicking the checkbox beside it.
- Step 8:Exit the Mail application.
- Step 9:Now, go to the Finder menu, select the Home menu, and press the Alt button.
- Step 10:The menu item Library will be listed below the Home menu.
- Step 11:Click the Library option and select the sequence of folders as follows: Mail > MailData > Signatures.
- Step 12:Now, look for the file named .mailsignature and open it for Mac mail add HTML signature to your mail account.
- Step 13:If the file doesn’t open, right-click on it and select the Open in TextEditor option.
- Step 14:Now, your signature code will be displayed in the HTML format.
- Step 15:Select and delete the text starting for < body in the file.
- Step 16:Now, copy your HTML signature file and paste it in the .mailsignature file. Make sure you copy the contents from the < body > tag to < /body > tag in your HTML signature file.
- Step 17:Click the small arrow button beside the file name.
- Step 18:Enable Locked by clicking the checkbox beside it.
- Step 19:Now, exit from the Finder menu.
- Step 20:Open Mail and compose a new email message.
- Step 21:Click the Signature tab. Now, your Mac mail add HTML signature at the end of the composed email message.