How to block a sender in Outlook

Outlook 2016
Today we receive a lot of messages. It is nice, if your administrator configured anti-spam rules, but sometimes you need to block some senders. You can block any sender in Outlook in a few steps.

See also How to unblock a sender in Outlook.

If you have an email from the sender that you want to block, select this email and do one of the following:

  • On the Home tab, in the Delete group, click Junk:
    Junk in the Delete group Outlook 365

    In the Junk drop-down list, just click Block Sender:

    Junk drop-down list in Outlook 365
  • Right-click on the selected email and choose Junk -> Block Sender:
    Junk in the popup menu Outlook 365

Outlook will show the message that selected sender is blocked, for example:

Message in Outlook 365

To add any sender to the Block Senders list, do the following:

   1.   On the Home tab, in the Delete group, click the Junk drop-down list and then click Junk E-mail Options...:

Junk E-mail Options in Outlook 365

   2.   In the Junk Email Options dialog box, select the Blocked Senders tab:

Blocked Senders in Junk E-mail Options dialog box Outlook 365

   3.   To add a new sender to the Blocked Senders list, click Add... and then in the Add address or domain dialog box, enter the sender's address. For example:

Add address or domain dialog box in Outlook 365

See also this tip in French: Comment bloquer un expéditeur dans Outlook.

If you have any questions or suggestions, please feel free to ask OfficeToolTips team.