How to Block Junk Email in Outlook with No Loss of Data?

Mark Regan
Published: June 13th, 2026 • 5 Min Read

Getting junk emails every day, such as sale alerts & random newsletters, while using Outlook is frustrating, sometimes it becomes risky when emails has suspicious links you never signed up for. They pile up fast & bury emails that actually matter. Are you also looking for solutions to deal with it safely? Then this article will walk you through how to block junk email in Outlook using 5 simple approaches.

Outlook does not stop junk emails on its own unless you take some steps. Longer you wait, more cluttered your inbox gets, & that can slow down your work. The good news? You can clean this up in minutes. While blocking senders directly, add trusted contacts in safe senders list, by setting up rules that sort emails automatically, & with simple unsubscribe from senders you no longer want to hear from.

You will find 5 working approaches to answer How to stop junk email in Outlook. Additionally, if your mailbox also has multiple duplicate emails, which makes your mailbox messy, then you can also try automated solution mentioned below in this article in the end.

How to Block Junk Email in Outlook via Manual Methods?

In the guide below, we are using five ways to answer the query “How to stop emails going into junk Outlook?” We assumed that junk emails are present in your Outlook environment. Firstly, we are setting junk email settings & blocking those senders who are continuously sending spam emails. Then, we are using safe sender list & setting new rules in Outlook. Lastly, we stop unwanted emails in Outlook, while unsubscribe those email senders who send suspicious or risky emails & newsletters. Remember, follow detailed steps listed in upcoming sections carefully to stop emails going to junk Outlook.

1st Method: Stop Unwanted Emails in Outlook with Junk Email

Open Outlook on computer PC.
Click on “Junk” tab & choose “Junk E-mail Options”.
Now, choose “Filter level” between “Low” & “High.”
Lastly, click “OK” to complete settings.

2nd Method: Block Junk Emails in Outlook by Blocking Sender

Open Microsoft Outlook & go to delete section on ribbon.
After that, click on “Junk” button & choose “Block Sender” option.
Finally, click on “OK” button to activate settings.
Done, your sender will go automatically on blocked senders list, & with this method, you stop junk emails in Outlook.

3rd Method: Stop Spam Emails in Outlook Using Safe Sender List

Run Outlook on laptop computer.
Go to “Junk” option from ribbon & choose “Junk E-mail Options” from drop-down menu.
After that, move to “Safe Senders,” click on “Add” button to add trusted emails.
Lastly, hit “OK” to add “Safe Senders” filter to Outlook.
Done, using this method, your selected email sender’s emails will never go to the spam folder.

4th Method: Block Spam Emails in Outlook by New Rules

Launch Outlook email client on desktop PC.
Go to “Move” section from ribbon, & choose “Rules” option.
Then, select “Manage Rules & Alerts” option & click on “New Rule” button.
After that, choose option “Apply rule on messages I receive” & click “Next”.
Now, set conditions, such as “Words, Sender, & Domain,” etc., & select actions, like “Move to Junk, & Delete.”
Finally, click on “Finish” to set rules for spam emails.

5th Method: Unsubscribe to Stop Junk Emails in Microsoft Outlook

Run Microsoft Outlook on Windows Operating System.
Go to “spam” folder, & open “Particular” email.
Then, find “Unsubscribe” button at bottom of emails.
Finally, click on “Unsubscribe” & choose “Yes” option to stop spam emails in Outlook.
Done, you will no longer receive spam emails from those particular senders.

As we discussed above, we are also describing an automated solution for the case of email duplication’s, moving on to next section to learn how to remove duplicate emails from PST file.

Automatic Solution for Duplicate Emails in Outlook

Using all above-listed manual methods, you can easily block junk email in Outlook, but what if your mailbox has duplicate emails? Don’t worry, in such kind of situations, an Outlook Duplicate Remover Tool by BitRecover can clear them out quickly without any manual effort. This tool quickly does removal of unwanted emails in bulk at once, while maintaining data integrity & folder hierarchy during entire removal process. Program is easy to use for both technical & non-technical users.

If you have duplicate emails or accidentally you created multiple copies of actual emails, then you can try this expert-suggested automatic solution to get free from it.

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Final Verdict

At the end of this article on topic “How to block junk email in Outlook?” We had discussed five simple methods to stop junk email in Outlook. Using all given techniques, users will easily stop unwanted emails in Outlook & get their storage space back. These free methods are time-consuming, require technical knowledge, & might not be easy to use for non-technical & new users.

But if you are regular users of Microsoft Outlook, then you will find these solutions easy. However, if you have duplicate emails inside your Outlook mailbox, then you can go with expert-suggested solution to remove unwanted emails from your Outlook account.

If you face any kind of issues related to suggested tool or want to learn more about utility, you can contact our support team anytime.

Frequently Asked Questions (FAQs)

Q1. How can I block spam emails in my email client?

To block spam emails in your email client, simply open an email by double-clicking & go to delete tab, click on junk icon to open drop-down & choose block sender option. Done, by using these simple steps, you will stop spam email in Outlook.

Q2. How to effectively block unwanted senders in my email application?

You can effectively block unwanted senders in your email application by attempting all listed above manual solutions that will definitely help you to stop unwanted emails in Outlook sent by senders.