No one likes spam or junk email. The Outlook Junk Email Filter doesn’t stop delivery of junk email messages, but does the next best thing—it moves suspected spam to the Junk Email folder.
TIPS: It's a good idea to regularly review messages in the Junk Email folder to check for legitimate messages that were incorrectly classified as junk. If you find a message that isn’t junk, drag it back to the Inbox or any folder. You can also mark the item as not junk by doing the following:
By default, the Junk Email Filter is turned on and the protection level is set to No Automatic Filtering. You can make the filter more aggressive by changing the level of protectionthat it provides. The Junk Email Filter evaluates each incoming message based on several attributes. These can include the time when the message was sent and the content of the message.
To change the options for the Junk Email Filter, do the following:
If you need to whitelist an email address, please see these instructions and do that step with Outlook Web app linked on WyoWeb: https://uwyo.teamdynamix.com/TDClient/1940/Portal/KB/ArticleDet?ID=16441
Junk Email Filter differences when Cached Exchange Mode is turned on or off
If you use an Exchange account, you have access to another layer of tools to combat junk email.
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If you use Cached Exchange Mode or download to an Outlook data file (.pst) The Junk Email Filter Lists are saved on the server and are available from any computer. The filter lists are also used by the server to evaluate messages. This means that if a sender appears in your Blocked Senders List, then messages from that sender are moved to the Junk Emailfolder on the server, and they aren’t evaluated by Outlook.
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If you work online The Junk Email Filter Lists are saved on the server. They are available from any computer, but only if you have the Junk Email feature enabled in Outlook Web Access or Outlook Web App. The filter lists are also used by the server to evaluate messages. This means that if a sender appears in your Blocked Senders List, then messages from that sender are moved to the Junk Email folder on the server, and they aren’t evaluated by Outlook.