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How-to›Inbox essentials

How to mark all emails as read: Take control of your inbox

Drowning in unread emails? Here's your practical guide to clearing that notification count and keeping your inbox under control.

Written by

Heidi Dudas
Heidi Dudas

October 22, 2025

Reviewed by

Roxana Khalilifar
Roxana Khalilifar

Senior Product Support Specialist, Fyxer

How to mark all emails as read: Take control of your inbox

Unread emails have a way of piling up. Clear your inbox one day, the next you're staring at 847 unread messages and wondering how you got there. Whether it's newsletters you meant to read, work updates from last week, or promotional emails that somehow multiplied overnight, that growing number can make your inbox feel impossible to manage.

The good news is that marking emails as read is straightforward, and it doesn't delete anything. Read on to find out exactly how to clear unread emails in Gmail and on your iPhone, plus strategies to prevent the pile-up from happening again.

What does "mark as read" actually do?

Before we get into the steps, let's clear up what marking emails as read means:

  • The email stays in your inbox: Nothing gets deleted or moved. The message is exactly where it was before.
  • The unread status disappears: Your email app stops flagging it as new, which means that notification badge finally starts shrinking.
  • Notifications clear: No more pop-ups or alerts for messages you've already seen (or decided to ignore).

Marking emails as read is useful when you receive high volumes of messages like newsletters, alerts, or automated updates. Clearing unread notifications helps you focus on what actually needs your attention instead of being distracted by everything that's technically "new."

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How to mark all emails as read in Gmail

Gmail makes it easy to mark emails as read in bulk, especially if you're working from a desktop browser. Here's how.

Desktop: The fastest way to clear hundreds of emails

  1. Open Gmail: Head to mail.google.com and sign in. Navigate to your inbox or whichever folder has unread emails piling up.
  2. Select all emails: Click the checkbox in the top-left corner of your inbox. This selects all the emails currently visible on your screen. You'll see a notification appear above your email list: "All 50 conversations on this page are selected." Below that, there's a link that says "Select all conversations in Inbox." Click it to select every unread email in the folder.
  3. Mark as read: With all messages selected, click the envelope icon in the toolbar. A dropdown menu appears. Choose "Mark as read." Gmail updates the status of all selected emails. If you're working through thousands of messages, this might take a few seconds.
  4. Repeat for other folders: If your inbox uses labels like Promotions, Social, or Updates, repeat this process for each folder to make sure you've covered everything.

Tip: Use Gmail's search operator is:unread to filter only unread messages. This lets you quickly see which emails still need attention without affecting the ones you've already read.

Other devices: Marking emails as read in the Gmail app

The Gmail mobile app doesn't offer a "select all" option the way desktop does, but you can still mark emails as read in batches.

  1. Open the Gmail app and navigate to the folder with unread emails.
  2. Tap and hold an email to select it. Then tap additional emails to select more.
  3. Once you've selected the emails you want, tap the three-dot menu in the top-right corner and choose "Mark as read."

For large volumes, desktop Gmail is faster. But if you're on the go, this method works in a pinch.

How to mark all emails as read on iPhone

If you check email on your iPhone using the native Mail app, you can also mark emails as read. The process is slightly different but it does the same thing.

  1. Open the Mail app: Launch Apple Mail and go to the inbox or folder with unread emails.
  2. Tap "Edit": In the top-right corner of the screen, tap "Edit." This enables selection mode.
  3. Select all unread emails: After tapping "Edit," look for "Mark All" at the bottom-left corner of the screen. Tap it, then choose "Mark as Read" from the options that appear. This updates the status for all selected emails and syncs the changes across your devices if your account is connected to Gmail, Outlook, or another IMAP server.

Tip: If your Gmail account is linked to the iPhone Mail app, marking emails as read here also updates your status in Gmail's web interface, keeping everything in sync.

Managing large numbers of unread emails

If you're dealing with hundreds or thousands of unread messages, tackling them individually isn't realistic. Here are some strategies to handle the backlog efficiently:

  • Use desktop Gmail for batch processing: On a desktop you can select and mark thousands of messages at once. Apps limit batch actions, so save the heavy lifting for your computer.
  • Target specific emails with filters: Set up Gmail filters to automatically mark certain newsletters or recurring notifications as read. This reduces clutter and keeps your inbox focused on priority messages.
  • Understand the difference between marking read and deleting: Marking emails as read is safe. It doesn't remove content. Deleting emails should be reserved for messages you no longer need.
  • Consider third-party tools for automation: Tools like Clean Email or Unroll.me allow bulk management of unread emails and can automate marking or archiving based on your preferences.

How to keep your inbox organized

Once you've cleared your unread emails, the goal is to prevent the pile-up from happening again. Here's how to maintain a manageable inbox:

  • Use Fyxer: Fyxer reduces the inbox overload. It stops important messages getting lost by categorizing your Gmail inbox and drafting your responses. You’ll get back an average of 6.5 hours every week to focus on other stuff. Try it now.
  • Set up filters for low-priority messages: Automatically mark newsletters or promotional emails as read so they don't accumulate unread notifications. You can still access them later if needed, but they won't clutter your primary inbox.
  • Adjust your email notification settings: Only receive alerts for important emails. Constant notifications create unnecessary distractions and make it harder to focus on what matters.
  • Schedule regular inbox maintenance: Dedicate a few minutes daily or weekly to mark emails as read or archive them. This prevents large backlogs from forming in the first place. Forbes suggests scheduling a monthly clean-up - both to prevent you running out of inbox storage and to make it easier to find the emails that matter.
  • Use folders and labels strategically: Group related messages with labels so you can mark entire categories as read in one step. This is especially useful for recurring emails from the same sender or topic.

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Take control of your inbox

Marking all emails as read is one of the simplest ways to regain control of a cluttered inbox. Whether you're using Gmail on desktop, the iPhone Mail app, or both, the process is straightforward:

  • Gmail Desktop: Use the top checkbox to select all messages, then mark as read.
  • iPhone Mail: Tap "Edit," then "Mark All" and choose "Mark as Read."

Combine these actions with filters, regular inbox maintenance, and smart notification settings to prevent future clutter. By taking these steps, you'll reduce stress, improve productivity, and make sure important emails never get lost in a sea of unread messages.

Marking all emails as read FAQs

Will marking emails as read delete them?
No. Marking emails as read only changes their status. All emails remain in your inbox or folder exactly as they were.
Can I mark only certain unread emails as read?
Yes. Use Gmail's search operators like is:unread or manually select specific emails to mark only the ones you want read without affecting others.
Will marking emails as read sync across devices?
Yes. Emails marked as read in Gmail or Apple Mail sync across all connected devices, including phones, tablets, and desktop clients.
How do I handle thousands of unread emails efficiently?
Use Gmail on desktop for batch selection. Consider setting up filters to automatically mark low-priority emails as read going forward.
Can I undo marking emails as read?
While there's no dedicated "undo" button, you can search for is:read in Gmail and manually mark them unread again if needed.
Does marking emails as read affect notifications?
Yes. Once emails are marked as read, unread badges and push notifications are cleared.
Can I automate marking emails as read?
Yes. Gmail filters or third-party tools like Clean Email can automate marking emails as read based on sender, subject, or keywords.