Open your email settings
Find the signature or mail signature section
Click to create a new signature
Type your name
Add your job title
Add your company name
Add your phone number
Add your email address
Add your website
Add your social media links if needed
Add a logo or profile image if desired
Choose your font and formatting
Keep the design simple and professional
Save the signature
Set it as the default for new emails and replies
Send a test email to check how it looks