What a Gmail signature is and why you need one

A Gmail signature is a block of text that appears at the bottom of every email you send. It typically contains your name, job title, phone number, or any other information you want recipients to see without typing it each time. Gmail adds it automatically after your message ends.

A signature saves you from retyping contact details in every email and makes you look more professional, especially in work contexts. It also gives people a way to reach you by phone or find your website without asking. Once you set it up, you never think about it again.

Key Takeaways

  • You create a signature in Gmail Settings under the "Signature" section, which takes about two minutes to set up.
  • Gmail lets you create multiple signatures and choose which one appears on each email, or set a default for all outgoing mail.
  • Your signature appears on emails you send but not on emails you receive, and you can turn it off for individual messages if needed.
  • Signatures work the same way on Gmail's website and mobile app, though the mobile app has fewer formatting options.

How to create your first signature in Gmail on a computer

Open Gmail in your web browser and click the gear icon in the top right corner. Select "See all settings" from the dropdown menu. Click the "Forwarding and POP/IMAP" tab, then scroll down until you see "Signature" — it is usually near the bottom of the page.

Click "Create new" next to the signature section. Give your signature a name (for example, "Work" or "Personal") so you can tell them apart if you create more than one later. In the text box below, type or paste the text you want to appear at the bottom of your emails. You can include your name, title, phone number, website, or any other information you want recipients to see.

If you want to format your signature — make text bold, add a line break, or insert a link — highlight the text and use the formatting buttons above the text box. When you are finished, scroll down and click "Save Changes." Your signature is now ready to use.

Setting your signature to appear on all outgoing emails

By default, Gmail does not automatically add your signature to new emails. You have to turn this on. In Settings, scroll back to the Signature section and look for the dropdown menu that says "Insert signature before quoted text in replies" or similar wording depending on your Gmail version.

Find the option that says something like "Insert signature" or "Add signature to all outgoing mail." Click the dropdown next to it and select the signature you created. Now every email you send will include that signature at the bottom. If you created multiple signatures, you can pick which one shows by default, or you can choose to pick manually each time you send an email.

Creating and managing multiple signatures

If you send emails from different roles — for example, work emails and personal emails — you can create separate signatures for each. In the Signature section of Settings, click "Create new" again and follow the same steps. Name this one something different, like "Personal," and type in the information you want for that signature.

Once you have multiple signatures, Gmail lets you choose which one to use for each email. When you compose a new message, look for a small signature icon or dropdown near the bottom of the compose window. Click it and select the signature you want for that particular email. You can also set one as the default so it appears automatically, and then switch it only when you need to.

Adding a signature on Gmail mobile app

Open the Gmail app on your phone or tablet and tap the three horizontal lines (menu) in the top left corner. Scroll down and tap "Settings," then select your email account. Tap "Signature" and you will see the same options as the web version. Type your signature text in the box provided.

The mobile app has fewer formatting options than the web version — you cannot make text bold or add links as easily. If you need a formatted signature, create it on a computer first, then it will appear the same way on your phone. The mobile app will use whatever signature you set as default in the web version of Gmail.

Turning off your signature for specific emails

Sometimes you may want to send an email without your signature — for example, a quick reply or a sensitive message. When you compose an email on the web version of Gmail, look at the bottom of the compose window. You should see your signature already inserted. Click directly on the signature text and delete it. The signature will not reappear for that email only.

On the mobile app, the process is the same: compose your email, find the signature at the bottom, and delete it before sending. This does not change your default settings — your signature will still appear on your next email. You have to remove it manually each time you do not want it.

Troubleshooting signatures that do not appear

If you set up a signature but it is not showing on your emails, check that you selected it in the dropdown menu in Settings. Some Gmail accounts have the signature feature turned off by default. Go back to Settings, find the Signature section, and make sure the dropdown next to "Insert signature" is set to your signature name, not "None."

If you are using Gmail through a work or school account, your organization may have disabled the signature feature or set a company signature that overrides yours. Contact your IT department or email administrator to ask if custom signatures are turned on. On the mobile app, signatures sometimes take a few minutes to sync after you create them on the web — try closing and reopening the app if your signature does not appear right away.

Frequently Asked Questions

Can I use HTML code in my Gmail signature?

Yes. In the Signature section of Settings, click the three dots above the text box and select "Show trimmed content" or look for a button that says "HTML." Paste your HTML code there and it will render as formatted text in your emails. Most people do not need this — the formatting buttons handle bold, italics, and links without code.

Will my signature appear on emails I receive?

No. Your signature only appears on emails you send. When someone replies to you, you will see their signature at the bottom of their message, not yours. Your signature is something you add to outgoing mail only.

Can I add an image or logo to my signature?

Yes, but only on the web version of Gmail. In the Signature text box, click the image icon (it looks like a small picture frame) and upload an image from your computer. The image will appear in your signature on all outgoing emails. Mobile Gmail does not support image insertion in signatures.

What happens to my signature if I change my Gmail password?

Your signature stays exactly the same. Changing your password does not affect your signature settings. Your signature is stored separately from your account security and will continue to appear on all your emails.

Can I schedule when my signature appears?

No. Gmail does not have a built-in feature to turn signatures on and off at certain times. If you need different signatures for different times of day or seasons, you have to switch them manually each time, or create separate email accounts with different signatures.