Outlook Sending Multiple Emails? Here’s How to Fix It
If you’re a user of both Outlook Express and Outlook, you must have experienced the issue, like Outlook sending multiple emails or sending same email multiple times. These issues made Outlook mailbox full, confusing because of clutter of duplicates. So, in this guide, we’ll discover why Outlook sends multiple emails and how to stop this error permanently using both manual and automated methods seamlessly.
Tips to Solve Outlook Sending Multiple Copies of Emails Quickly
Let’s quickly solve the problem:
- Restart Outlook to see if your error gets solved.
- Go to Outbox or a temporary folder where an email remains composed, so resend it.
- Also, check Sent folder to see if the conversation was sent multiple times.
- Always press Send once; otherwise, it will send repeatedly.
Now, walk through the reasons why Outlook sends multiple emails.
Read: MS Outlook Express not responding: here’s how to fix it?
Why is Outlook Sending Same Email Multiple Times?
Before we dive into advanced fixes, let’s understand the reasons:
- Unstable Internet Connection: If there is an unstable internet connection, then Outlook will most probably resend the email if it does not receive any message from the server.
- Corrupted Outlook File: If your Outlook PST file gets corrupted or damaged, there is a chance of sending the same emails multiple times.
- Emails stuck in Outbox:If your email got stuck in the Outbox folder, then Outlook itself sends it again.
- Wrong Account Settings: If the SMTP server is incorrectly configured, it can cause issues like resending emails multiple times.
- Third-party Add-Ins: False add-ins sometimes led to conflicts between Outlook sending multiple emails.
- Synchronization Error: If your Outlook account sync is on, as a result, Outlook keeps sending the same emails.
Proven Methods to Stop Outlook Sending Multiple Emails
If you’re an Outlook user, then the methods are:
- Clear the Outbox
- Fix Outlook Files
- Use an Advanced Tool
If you’re an Outlook Express user, then the methods are:
- Configure your Server Settings
- Disable Antivirus Scanning
Let’s quickly understand its working model:
Methods for MS Outlook Users
Here are some reliable solutions given below that can help you solve your problem if you’re using MS Outlook:
#1 Clear the Outbox
If your Outlook crashes while sending emails because of an unstable network connection, then emails remain in Outbox and are resent.
Follow these Steps:
- Navigate to Outbox or any temporary folder.
- Check if email is still there; if yes, then delete it; else, you can move it to drafts.
- Start Outlook again and send the same email manually.
#2 Fix Corrupted File
If there is a damaged file, then it can corrupt the process of sending and receiving, which leads to Outlook sending the same email. So, repair corrupt PST file by:
Follow these steps:
- Navigate & launch the scanPST.exe, which is the inbox repair tool.
- Choose your file and start the scanning and repairing process.
#3 Use an Advanced Method to Fix Outlook Sending Multiple Emails
Suppose Outlook keeps sending same email multiple times. In that case, it must create duplicates, which causes chaos in the mailbox. To remove them, we recommend using SysTools Outlook Duplicate Remover, which allows you to eliminate similar items, including contacts, attachments, journal, etc.
This professional tool preserves original data formatting and attachments intact without data loss by supporting OST/PST/BAK files. Also, if someone wants to delete doubles, they can use it easily as this tool has a user-friendly interface that doesn’t require any skills, whether tech or non-tech. Let’s understand how it works.
Step-By-Step Guide for this Automated Solution
- Install and launch the suggested tool above on your Operating system.
- Click Add files or folder to insert files from your system.
- It allows users to add a complete file or folder within or across folders.
- Select the destination to store the resultant file.
- In select item types, choose emails option to remove duplicate emails in Outlook.
- Use specific duplicate criteria to add filters like name, phone number, and email ID.
- Press OK to fix Outlook sending multiple emails error.
Bonus Method: Create New Outlook Profile
If the above methods can’t help resolve your problem, creating a new Outlook profile is recommended.
Follow these steps:
- Open Control Panel, go to Mail, and then to Show Profiles.
- Press Add, give a Name to it, and Configure your account.
- Later, you can test it by sending emails.
Methods for Outlook Express Users
Given below are effective methods that surely help to fix Outlook sending multiple emails:
#4 Reconfigure SMTP Settings
Wrong settings may also lead to Outlook Express resending the message.
Follow these steps:
- Open Outlook Express
- Nav to Tools, go to Accounts, and then to Mail Tab.
- Select your Email Accounts and press their Properties.
- Verify the servers, such as SMTP or POP3.
- Check that server is Authenticated.
#5 Disable Email Scanning
Outlook Express may send emails again as the antivirus or firewall interferes with scanning emails being sent.
Follow these steps:
- Launch your Antivirus Software.
- Navigate to email scanning tab.
- Disable the scanning process of outgoing emails.
- Restart your Outlook Express and send the email again.
Prevent Outlook Keeps Sending Same Email issue in Future
To avoid this error, follow the steps:
- Let emails leave from the outbox before closing Outlook
- Always keep your MS Outlook updated to latest version, as Outlook Express is discontinued.
- Also, scan your Outlook PST files and take a backup before removing anything.
- Disable every third-party add-in that causes Outlook to send double emails.
- Keep your internet connection stable, which prevents downloading of same email.
Read: Convert DBX to PST to move from Outlook Express to other popular email clients.
Conclusion
In this article, we’ve explored the best solutions to fix the “Outlook sending same email multiple times” or “Outlook sending multiple emails” error using manual and automated methods without changing the data structure. Most users use manual and simple methods because it is free for use, but the suggested automated tool is also free, and it gives a demo version to use and solve your problem, as it saves our time, efforts, and data from getting lost. Use this aforementioned tool today.