How to Add a Signature in Gmail in 2026

A professional email signature adds credibility to every email you send. Setting one up in Gmail takes less than 2 minutes. Here is how to do it in 2026.

Add Signature on Desktop

1. Open Gmail in your browser
2. Click the Settings gear icon (top right) → See all settings
3. Stay on the General tab and scroll down to Signature
4. Click Create new and give your signature a name
5. Type your signature in the text box — you can format text, add links, and insert images
6. Under Signature defaults, choose this signature for new emails and/or replies
7. Scroll down and click Save Changes

Add Signature on Mobile

1. Open the Gmail app on your iPhone or Android
2. Tap the Menu icon (three horizontal lines, top left)
3. Scroll down and tap Settings
4. Select your email account
5. Tap Mobile Signature
6. Type your signature and tap OK

Set Up Multiple Signatures

Gmail allows multiple signatures — useful if you have different roles or want separate signatures for new emails vs replies.

1. Go to Settings → See all settings → General → Signature
2. Click Create new for each additional signature
3. When composing an email, click the pen icon at the bottom to switch between signatures

Tips for a Great Email Signature

• Keep it to 4 lines maximum — name, title, company, contact
• Add your LinkedIn profile link
• Use a small logo image — keep it under 100KB
• Avoid using tables — they often break in email clients
• Skip the inspirational quote — it looks unprofessional