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How to block emails based on specific subject in Outlook?

You may get multiple emails a day which the subjects always include some common words or text in your Outlook, and these annoying emails can disturb your work. In this case, you need to find some useful ways to detect the incoming emails and block them based on specific subject text.

Block emails by specific subject with Manage Rules & Alerts
Easily block emails by specific subject with Kutools for Outlook

Block emails by specific subject with Manage Rules & Alerts

With Manage Rules & Alerts function in Outlook, you can create a rule to block the emails based on certain subject text, please do as following steps:

1. Click  Rules > Manage Rules & Alerts under Home tab, see screenshot:

2. In the Rules & Alerts dialog box, click the New Rule button.

3. In the Rules Wizard, click Apply rule on message I receive under Start from a blank rule section, and then click the Next button. See screenshot:

4. In the second Rules Wizard, check the with specific words in the subject option in Step1, and click specific words hyperlink in Step2. Then the Search Text dialog box is popping up, enter the specific words in the text box that you want to block, click Add button to add the words into the Search list (When you repeat adding words, you will see the relationship among the words is “or”), and then click the OK button. Click the Next button to go ahead. See screenshot

6. In the third Rules Wizard, check move it to the specified folder under Step1, and then click specified hyperlink in Step2. In the popping out Rules and Alerts dialog box, choose the Junk E-mail folder that you want to move the incoming emails to, then click OK to return to the previous dialog and finally click the Next button. See screenshots:

7. In the fourth Rules Wizard, click the Next button directely without any selection.

8. Now you are getting into the last step, please specify a name for this rule, then click Finish. See screenshot:

9. Now you will see the rule is listed in the Rules and Alerts dialog box, click the OK button to finish the operation.

From now on, when you receive emails which subject contains any of the above specific text, they will be moved to the Junk E-mail folder automatically.

Block emails by specific subject with Kutools for Outlook

With the above method, you need to set the rule with patience, but here, I have a handy tool-Kutools for Outlook, with its Junk Email Filter, you can quickly block the emails with specific subject.

Kutools for Outlook : with more than 100 handy Outlook add-ins, free to try with no limitation in 60 days.

1. Click Kutools > Junk > Enable Junk Email Filter to turn on the Junk function.

2. Then select a message that you want to block emails by its subject, click Kutools > Junk > Block Subject. See screenshot:

3. Then a Search Text dialog box pops up, you can see the subject of selected email is displayed in the New Search Text box, please click the Add button and the OK button.
Note: You can remove or add subjects in the Search Text dialog box as your need. When you keep adding words in this Search Text dialog box, the relationship among the words will be “and”.

4. Now, a prompt box is popping out to remind you a new junk rule has been created. Click OK to close it.

Next time when you receive messages which subject contains the text you have specified, the emails will be considered as junk emails.

1. Now the rule has been created, you can go to the Junk Email Filter Manager to preview or edit the rule as you need. See screenshots:

2. For more information of this feature, please visit here...

  If you want to have a free trial ( 60-day) of this utility, please click to download it, and then go to apply the operation according above steps.

Demo: Easily block emails by specific subject with Kutools for Outlook

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Kutools for Outlook - Brings 100 Advanced Features to Outlook, and Make Work Much Easier!

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  • BCC Warning - show message when you try to reply all if your mail address is in the BCC list; Remind When Missing Attachments, and more remind features...
  • Reply (All) With All Attachments in the mail conversation; Reply Many Emails in seconds; Auto Add Greeting when reply; Add Date into subject...
  • Attachment Tools: Manage All Attachments in All Mails, Auto Detach, Compress All, Rename All, Save All... Quick Report, Count Selected Mails...
  • Powerful Junk Emails by custom; Remove Duplicate Mails and Contacts... Enable you to do smarter, faster and better in Outlook.
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  • To post as a guest, your comment is unpublished.
    Michael A B · 6 years ago
    I'd like to know why this rule doesn't work:

    If subject contains: "Meds" then move to Deleted and mark as read
  • To post as a guest, your comment is unpublished.
    Kabir · 7 years ago
    It is working. Thanks a lot.
  • To post as a guest, your comment is unpublished.
    Paul Goldstone · 7 years ago
    I would like to block all emails that have nothing in the subject line. How can I do this?
    Thanks in advance.
    • To post as a guest, your comment is unpublished.
      cherstaite · 7 years ago
      Getting hundreds of emails with nothing in the subject line is the most annoying. I can't find anything to stop this either.