Mail identified as possible junk email can be automatically moved to the Junk Email folder. Any malware—potentially malicious software or code—is disabled.
Block senders from sending you email
If you're receiving unwanted emails, you can block the email addresses and domains you don't want to receive email messages from. Add any email address or domain to your blocked senders list to send these emails directly to your Junk Email folder.
-
Select Settings
> Mail > Accounts > Block or allow.
-
Under Block or allow, select Automatically filter junk email.
-
Under Blocked Senders, type the email address or domain that you want to block and select Add
.
-
Select Save
.
Tip: To edit or remove emails or domains from the Blocked senders list, select the item in the list and then select Edit
or Remove
.
To have email that doesn't come from the Safe senders list go directly to the Junk folder, select the Don't trust email... check box.
Keep emails from specific people or domains from going into your Junk folder
There are times when you don't want emails coming from a specific person or website to end up in your Junk folder.
-
Select Settings
> Mail > Accounts > Block or allow.
-
Under Block or allow, select Automatically filter junk email.
-
Under Safe Senders and Recipients, type the email address or domain, so that emails from the sender or domain don't get moved to your Junk folder, and then select Add
.
-
Select Save
.
Tip: To edit or remove emails or domains from the Safe senders list, select the item in the list and then select Edit
or Remove
.
Report junk email
When you mark email as junk, you can report the message to Microsoft to help improve the accuracy of the junk email filter. To set junk email reporting options, select Settings
> Mail > Automatic processing > Junk email reporting.
Specify when to send junk email reports
Outlook on the web offers three different reporting options for email you mark as junk:
-
Ask me before sending a report will ask you to confirm that you want to send a copy of the email to Microsoft for research and improvement of email protection technologies. The email goes through an automated process that removes all personal information.
-
Automatically send reports sends a copy to Microsoft of every email you mark as junk.
-
Never send reports will not send a report to Microsoft when you mark an email as junk.
Still need help?



If you're using Office 365 operated by 21Vianet in China, see Contact Office 365 for business support - Admin Help.
Related Topics
Block senders or unblock senders in Outlook.com
Organize email by using inbox rules in Outlook.com or Outlook on the web
Use Clutter to sort low priority messages in Outlook on the web