This guide walks you through adding, editing, or removing your Gmail signature on both desktop and mobile. You’ll learn the exact menu paths, how to set different signatures for new emails and replies, and what to do when your changes don’t stick.
What You’ll Need
- A Gmail account (free or Google Workspace)
- Access to your Google Account settings (you’re already signed in)
- For desktop: a web browser (Chrome, Firefox, Safari, Edge)
- For mobile: the official Gmail app for Android or iOS
Step-by-Step
On Desktop (Web Browser)
- Open Gmail in your browser and sign in if you aren’t already.
- Click the gear icon (⚙�) in the top-right corner.
- Select See all settings from the dropdown menu.
- Click the General tab (it should be the first tab at the top).
- Scroll down until you find the Signature section. It’s usually about halfway down the page.
- Click the Create new button. A text field will appear with a default name like “Signature 1” — you can rename it to something meaningful like “Work” or “Personal.”
- Type your signature in the text box. Use the formatting toolbar above it to add links, images, or change font styles.
- To insert a hyperlink (like your website or LinkedIn), highlight the text, click the link icon (🔗), paste the URL, and click OK.
- To add an image (like a logo), click the image icon (🖼�) and either upload a file or paste a URL. Keep images under 100KB for best results.
- Below the signature editor, you’ll see two dropdown menus:
- For new emails use: — select your signature (e.g., “Work”).
- On reply/forward use: — select the same or a different signature (e.g., “Work” or “None”).
- Click Save Changes at the bottom of the page. Your signature is now live.
On Mobile (Gmail App for Android and iOS)
- Open the Gmail app on your phone or tablet.
- Tap the hamburger menu (☰) in the top-left corner.
- Scroll to the bottom and tap Settings.
- Tap the email address you want to edit (if you have multiple accounts, do this for each one).
- Tap Signature (on Android it may say “Mobile Signature”).
- Type your signature in the text box. Note: the mobile editor is basic — no formatting, links, or images.
- Tap the back arrow or Done to save automatically.
To Remove a Signature Entirely
- Follow steps 1–4 from the desktop instructions.
- In the Signature section, click the trash can icon next to the signature name.
- In the two dropdown menus, select None for both new emails and replies.
- Click Save Changes.
Common Mistakes
- Forgetting to save: The most common issue. If you close the settings page without clicking “Save Changes,” nothing happens.
- Editing the wrong account: If you have multiple Gmail accounts, you might be editing the signature for a different one. Check the email address in the top-right corner.
- Setting only one dropdown: You must set both “For new emails use” and “On reply/forward use.” If you leave the reply dropdown blank, replies might have no signature or a default one.
- Using the mobile app on desktop: Mobile signatures only apply to emails sent from the app. If you send from a browser, you need the desktop signature set up too.
- Overly long signatures: Including too many lines, images, or logos can make your emails look cluttered and may be cut off on mobile screens.
Tips
- Create multiple signatures: Set up one for work, one for personal, and one for formal correspondence. Switch them quickly before sending by clicking the pen icon in the compose window.
- Use the reply/forward dropdown wisely: Many people prefer a shorter signature on replies — just your name and phone number — to avoid repeating a long block on every email in a thread.
- Keep it to 3–5 lines: A good signature includes your name, title, company, phone, and one link. Anything more is usually excessive.
- Add a photo or logo: Gmail allows images in signatures, but keep them small and hosted on a stable URL (like your company website).
- Test before sending: Send a test email to yourself to see how the signature looks on desktop and mobile before using it broadly.
- Use text for critical info: If your signature contains important contact details, make them text, not images — images don’t render in all email clients.
Troubleshooting
- Signature not showing up: First, check that you clicked “Save Changes.” Then verify both dropdown menus have a signature selected. If you’re composing an email, make sure the signature icon (pen) in the compose window isn’t set to “None.”
- Changes appear on desktop but not mobile: The mobile app has a separate signature setting. Go to Settings > your account > Signature and update it there.
- Signature looks broken or missing images: Right-click the image in the signature editor and select “Inspect” to check the URL. If the image is hosted on a service that requires login, it won’t display for recipients. Re-upload the image directly to Gmail instead.
- Formatting disappears after saving: This usually happens when you copy-paste from a word processor. Clear the signature box, then type it directly or use the formatting toolbar in Gmail.
- Can’t find the Signature section: Make sure you’re on the “General” tab in settings — it’s the first tab. If you’re on “Labels” or “Inbox,” you won’t see it.
- Multiple signatures and you can’t tell which is which: Rename them clearly (e.g., “Work – Full” vs “Work – Short”) so you know what you’re selecting.
Frequently Asked Questions
Can I have different signatures for different email addresses in the same Gmail account?
No, not within a single Gmail account. Each Gmail address has its own signature settings. If you use “Send mail as” with multiple addresses, the signature is tied to the primary account, not the alias.
Why does my signature show up twice in a reply?
This happens when you have a signature set for replies AND the original email already contained your signature. Gmail doesn’t automatically strip old signatures from quoted text. You can manually delete the old one, or keep your reply signature short.
Can I add a clickable phone number or email link in my signature?
Yes. Highlight the phone number or email, click the link icon, and enter tel:+15551234567 or mailto:you@example.com as the URL. This makes them tappable on mobile devices.
Does Gmail support HTML signatures?
Gmail’s editor is WYSIWYG (what you see is what you get), not raw HTML. You can achieve most formatting through the toolbar, but you cannot paste custom HTML code directly. For advanced HTML signatures, you’d need to use a third-party tool and paste the result — though Gmail may strip some tags.
Will my signature appear in emails I send from Outlook or Apple Mail?
No. Signatures are set per email client. If you use Outlook or Apple Mail to send through your Gmail address, you need to set up a signature in that app separately.
How do I delete a signature I no longer use?
Go to Settings > General > Signature. Click the trash icon next to the signature name, then set both dropdown menus to “None” (or another remaining signature) and click Save Changes.