How to Mark and Send an Email as Urgent in Gmail

You've sent an important email, but hours have passed without a response. Maybe you're waiting for a work approval, following up on a payment, or trying to get an answer before an approaching deadline. Meanwhile, the person on the other end might not even realize how time-sensitive your message is.

It's tempting to send another email with capital letters or a string of exclamation marks. But that can make your message look unprofessional rather than important. What if there were a better way to make your email stand out without sounding demanding?

Gmail offers a few practical ways to communicate urgency, even though it doesn't have a traditional high-priority delivery button like some other email services. Here's how to use those options on your computer, iPhone, or Android device.

Can You Send an Email as Urgent or High Priority in Gmail?

Yes, you can make an email look urgent in Gmail, but there's an important distinction. Gmail doesn't provide a dedicated outgoing high-priority delivery setting that forces a message to appear as urgent in the recipient's inbox.

Instead, Google provides a way to highlight a message's importance directly in its subject line. You can use descriptors such as [URGENT], [REPLY BY 2 PM], or [APPROVAL NEEDED] to help recipients understand what requires their attention.

Google also documents the option to place a red exclamation mark before the subject descriptor to emphasize the message's importance.

Here are the main options you can use:

• [URGENT] in the subject: Makes the time-sensitive nature of your email immediately clear.
• Red exclamation mark: Adds a visual indicator before your subject descriptor.
• Specific deadline: Tells the recipient exactly when you need a response.
• Clear message: Explains why the email matters and what action is required.

These methods communicate urgency, but they don't guarantee that Gmail will send a special notification, move your email to the top of someone's inbox, or make the recipient respond immediately.

What Does Marking an Email as Important Mean in Gmail?

Gmail has a built-in importance marker that helps users organize their incoming messages. It's different from making an outgoing email urgent.

When Gmail considers a message important, it can display a small yellow importance marker beside the email in your inbox. This helps you identify conversations that may need more attention.

How Gmail's Importance Markers Work

Gmail automatically determines whether incoming messages are important by considering several signals from your email activity.

These can include:

• People you frequently exchange emails with.
• Messages you regularly open.
• Emails you reply to.
• Keywords in messages you usually read.
• Messages you star, archive, or delete.

For example, if you regularly exchange work-related emails with your manager, Gmail may recognize that conversations from that person are important to you.

However, Gmail's automatic classification isn't always perfect. You can manually change the importance of a message to help it better reflect your preferences.

For additional inbox management tips, check Google's official guide on managing important or sensitive emails.

Important vs. Urgent Emails: What's the Difference?

Although people often use these words interchangeably, they don't mean exactly the same thing.

• Important: An email contains information that deserves attention but may not require an immediate response.
• Urgent: An email requires action or a response within a specific timeframe.
• High priority: A way of communicating that a message deserves attention ahead of less important tasks.

For instance, an employee benefits update might be important, but a request to approve a document before a 2 PM deadline is urgent.

How to Mark an Email as Important or Not Important

If you receive an email that deserves attention, you can manually mark it as important. This action helps organize your own Gmail inbox; it doesn't send an urgent notification to the original sender.

Follow these steps on a computer:

1. Open Gmail and find the email you want to prioritize.
2. Open the message or locate its importance marker in your inbox.
3. Click the three-dot More menu if you're viewing the message.
4. Select Mark as Important.

If Gmail has incorrectly marked a message as important, open the same menu and select Mark as Not Important.

You can also click the importance marker beside a message directly from your inbox to change its status.

Want to organize your messages further? Here's another useful guide on how to mark emails as unread in Gmail so you can return to them later.

How to Send an Urgent Email in Gmail (Desktop and Mobile)

Now for the part most people are looking for: how to send an email that clearly tells the recipient it needs immediate attention.

You don't need a special Gmail extension or a third-party application. You can compose a regular email and use an appropriate subject descriptor to communicate its priority.

1. Open Gmail and Start a New Email

First, open Gmail in your web browser or launch the Gmail app on your phone.

Click or tap Compose to start a new message. Enter the recipient's email address in the To field.

Make sure you've selected the correct recipient, especially when sending an urgent request involving work, payments, or confidential information.

2. Write a Clear Subject Line With an Urgent Prefix

The subject line is one of the first things a recipient sees when checking their inbox. Use it to explain the purpose and urgency of your message.

For example, you can use these subject formats:

• [URGENT] Approval Needed for Today's Report
• [REPLY BY 2 PM] Please Confirm the Meeting
• [IMPORTANT] Updated Project Documents
• [ACTION REQUIRED] Complete Your Account Verification

You can also add a red exclamation mark (❗) before the descriptor to make the subject more noticeable, as described in Google's Gmail instructions.

For example:

❗ [URGENT] Please Approve the Final Document Today

Keep the subject concise and relevant. Avoid using multiple exclamation marks or writing the entire subject in capital letters because this can make your message appear unprofessional.

3. Explain the Deadline and What You Need

After writing the subject, move to the email body and explain why the message is urgent.

Don't assume that the recipient already understands the situation. Mention the relevant deadline, what you need them to do, and any information that will help them respond.

Here's an example of a professional urgent email:

Subject: [URGENT] Approval Needed Before 2 PM Today

Hello John,

Could you please review and approve the attached document before 2 PM today? We need your confirmation to proceed with the next stage of the project.

Please let me know if you have any questions or need additional information.

Thank you for your help.

Best regards,
Your Name

Notice how the message explains the requested action and deadline without sounding aggressive. This makes it easier for the recipient to understand what needs to happen.

4. Review Your Message and Send It

Before sending, take a moment to check your recipient, subject line, message, and attachments.

Make sure the deadline is accurate and that the recipient has all the information needed to act on your request.

Once everything looks correct, click or tap Send.

That's it! You've sent an urgent email in Gmail using a clear subject descriptor and a specific response deadline.

How to Make an Email Look Urgent in Gmail Without Overdoing It

Adding the word "URGENT" to a subject line is helpful, but it isn't always enough. The way you communicate the request can make a significant difference in whether someone understands its priority.

Here are a few practical ways to make your email stand out while keeping it professional.

Use Subject Lines That Clearly Communicate Urgency

Avoid vague subject lines such as "Please Read," "Important Message," or simply "Hello."

Instead, tell the recipient what the email concerns and what kind of action you need.

For example, compare these two subject lines:

• Less effective: Important Email - Please Check
• More effective: [URGENT] Please Confirm the Payment Before 3 PM

The second subject gives the recipient a much clearer idea of what the message requires.

Include a Specific Response Deadline

If you need a response quickly, include an exact deadline rather than simply saying "ASAP."

For example, write "Please reply by 11 AM on Friday" instead of "Please respond as soon as possible."

A specific deadline helps the recipient understand when you need an answer and gives them a clearer timeframe for prioritizing the request.

Request a Confirmation or Quick Reply

Sometimes, you don't need a detailed response immediately. You simply want to know whether the recipient has received your email and understands what needs to be done.

You can politely request a short confirmation, such as:

• "Please confirm once you've received this email."
• "A quick acknowledgment would be appreciated."
• "Could you let me know whether you can complete this by the stated deadline?"

Keep in mind that asking for confirmation doesn't guarantee a response. If you need formal proof that someone has read your message, Gmail also supports read receipts in eligible Google Workspace accounts, depending on the organization's settings.

Can You Send an Urgent Email From the Gmail App on iPhone or Android?

Yes. You can communicate urgency when sending emails from the Gmail app on an iPhone, iPad, or Android phone.

The basic approach is the same as on a computer. You don't need a separate urgent-email setting to add a priority descriptor to your message.

Follow these steps:

1. Open the Gmail app on your iPhone or Android device.
2. Tap Compose to create a new email.
3. Enter the recipient's email address.
4. Tap the Subject field and type a descriptor such as [URGENT] or [REPLY BY 2 PM].
5. Write your message and explain the deadline.
6. Attach any necessary files or documents.
7. Review everything and tap Send.

If you want to use a red exclamation mark, you can insert the ❗ symbol using your phone's emoji keyboard before the subject descriptor.

For example:

❗ [URGENT] Please Review the Attached Document

Remember that the Gmail mobile app doesn't turn this into a guaranteed priority notification. It simply helps communicate the urgency through the subject line.

If you're specifically looking for instructions for your Apple device, check out our guide on how to send an urgent email in Gmail on iPhone.

Urgent vs. Important vs. High Priority: Which Should You Use?

Choosing the right wording depends on what you expect the recipient to do. Not every important email needs an urgent label, and not every urgent message needs to sound like an emergency.

Here's a quick comparison to help you choose the right approach:

Method	What It Communicates	Best Use
[URGENT]	Immediate attention is needed	Time-sensitive requests
[IMPORTANT]	The information deserves attention	Significant updates
[REPLY BY TIME]	A response is needed before a deadline	Approvals and confirmations
❗ Exclamation mark	Visual emphasis in the subject	Important outgoing messages
Gmail importance marker	Organizes messages in your inbox	Managing incoming emails
URGENT label	Categorizes selected messages	Inbox organization

Examples of Effective Email Subject Lines

If you're unsure what to write, here are some ready-to-use examples for different situations.

• Work: [URGENT] Please Review the Project Proposal Today
• Approval: [APPROVAL NEEDED] Final Budget Review by 3 PM
• Meeting: [REPLY BY 10 AM] Confirm Tomorrow's Meeting
• Customer service: [URGENT] Assistance Needed With My Account
• Documents: [ACTION REQUIRED] Sign and Return the Attached Form
• Payment: [TIME-SENSITIVE] Please Confirm the Outstanding Payment

Use these examples as a starting point and adjust the wording to match your actual situation. The more specific your subject line is, the easier it is for someone to understand your request.

What to Do If Someone Doesn't Respond to Your Urgent Email

Even if you write a clear subject line and explain your deadline, there's no guarantee that the recipient will reply immediately.

They might be busy, away from their desk, or simply haven't checked their inbox. Rather than sending several messages in a short period, consider these steps.

When to Send a Follow-Up Email

If your deadline is approaching and you haven't received a response, send a polite follow-up in the same email conversation.

For example:

Subject: Re: [URGENT] Please Review the Project Proposal Today

Hello John,

I'm following up on my previous email regarding the project proposal. We need your approval before 2 PM today to keep everything on schedule.

Could you please let me know if you've had a chance to review it?

Thank you!

Best regards,
Your Name

Replying within the original conversation keeps the discussion and relevant information together, making it easier for the recipient to understand the context.

When to Use Another Communication Channel

If the matter is genuinely time-sensitive and waiting for an email response could cause a problem, consider using another appropriate communication method.

• Phone call: Useful when you need an immediate answer or confirmation.
• Work messaging app: Helpful for contacting colleagues who are active on your team's communication platform.
• Direct conversation: Appropriate when the recipient is nearby or available in person.

Email is useful for keeping written records, sharing documents, and communicating detailed information. However, it isn't always the fastest way to reach someone.

Better Email Communication Starts With Clear Expectations

Sending an urgent email in Gmail isn't about making your message look alarming. It's about helping the recipient understand why the email matters, what action you need, and when you need it.

Although Gmail doesn't offer a traditional outgoing high-priority delivery button, its subject-line descriptors and red exclamation mark give you practical ways to highlight time-sensitive messages. You can also use Gmail's importance markers to organize the emails you receive.

As email continues to play an important role in professional communication, being clear and respectful of other people's time remains one of the most effective ways to get things done.

Use urgent labels when they genuinely matter, provide realistic deadlines, and choose a faster communication channel when an email response isn't quick enough.

Read next: How to Send an Email as an Attachment in Gmail (Step-by-Step Guide).