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How to Fix Emails Stuck in Gmail Outbox

Is your email stuck as “Unsent” in your outbox in Gmail?

If so, your email will not be sent to the recipient even though you have an internet connection.

Gmail has security, real-time notifications, and support for multiple accounts.

You can use it to send and receive emails, collaborate with others, video call, and more.

However, some users experience errors in the app like insufficient space and unsent emails.

In this guide, you’ll learn how to fix emails stuck in your Gmail Outbox and why they are unsent on Android and iPhone.

Why is my email unsent in my Gmail Outbox?

Email unsent in Gmail Outbox

Your email is unsent in your Gmail Outbox most likely because of a syncing issue.

Your emails can also be unsent due to poor internet connection, restricted data, or a storage issue.

Google Sync synchronizes your emails to an email app on your mobile device to Gmail on the web.

If there’s an error with Google Sync, your emails will fail to send.

How to fix emails stuck in Gmail Outbox

To fix emails stuck in Gmail Outbox, you need to unsync and resync Gmail or allow Gmail to use mobile data.

If your Gmail has no storage, you need to free up space by deleting unwanted or old emails.

Method 1: Unsync and resync Gmail

  1. Open the Gmail app and tap on the menu icon.
  2. Scroll down and select “Settings”.
  3. Select the email address that you are using to send the email.
  4. Scroll down and untick “Sync Gmail” and restart your phone.
  5. Go back to your Gmail settings and tick “Sync Gmail”.
  6. Force close and reopen the Gmail app and the email should be sent.

Method 2: Allow Gmail to use mobile data

  1. Open the Settings app on your Android device.
  2. Network & internet > Data Saver > Unrestricted data.
  3. Select the Gmail app.
  4. Allow the app to use mobile data while Data Saver is on.
  5. Open the Gmail app and go to your outbox.
  6. Pull the screen down to refresh and the email should be sent.

Tip: You can also turn off data saver completely by navigating to the Settings app > Network & internet > Data Saver > Off.

Method 3: Free your Gmail storage

  1. Open the Gmail app and tap on the menu icon.
  2. Select “Spam” and delete all of the emails there.
  3. Tap on the menu icon again, select “Bin”, and delete all of the emails there.
  4. Tap on the menu icon again, select “Promotions”, and delete all of the emails there.
  5. Try refreshing your outbox or sending the email again.

Tip: You can also deleted old or unwanted emails with large attachments to free up storage space.

Method 4: Switch your network

  1. If you’re connected to Wi-Fi, try switching to mobile data.
  2. If you’re using mobile data, try connecting to Wi-Fi.
  3. After you’ve switched your network, try refreshing your outbox.

Tip: You can also try connecting to a different Wi-Fi.

Further reading

How to Fix Queued Email in Gmail

Gmail Name Generator

How to Change Your Birthday on Roblox (if Under 13)

About the author

Lim How Wei

Lim How Wei is the founder of followchain.org, with 8+ years of experience in Social Media Marketing and 4+ years of experience as an active investor in stocks and cryptocurrencies. He has researched, tested, and written thousands of articles ranging from social media platforms to messaging apps.

Lim has been quoted and referenced by major publications and media companies like WikiHow, Fast Company, HuffPost, Vice, New York Post, The Conversation, and many others. One of his articles about the gig economy was quoted by Joe Rogan who hosts The Joe Rogan Experience (arguably the most popular podcast in the world), in the This Past Weekend podcast by Theo Von.

In his free time, Lim plays multiple games like Genshin Impact, League of Legends, Counter-Strike, Hearthstone, RuneScape, and many others. He creates guides, walkthroughs, solutions, and more on games that he plays to help other players with their progression.