When the user tried to whitelist the addresses by marking the message as not junk, the option was unavailable.

The Not jink option is only enabled if you are in the Junk Email folder, its not available in Spam, Inbox, or other folders.

Youll need to whitelist addresses using the steps supported by the utility or service.

If the folder uses a plain yellow folder icon, its not the folder Outlook uses for junk mail.

To do this, select a message in the Junk Email folder and look at the InfoBar under the subject.

Some utilities will use Outlooks Safe senders list; others use their own list.

More information and screenshots of the InfoBar are available at What Moved a Message to the Junk E-mail Folder.

You may want to make sure you dont have a contact for yourself, otherwise spam with faked From from you will get through.

As time goes on, this will be much more accurate as Microsoft stopped releasing filter updates for Outlook at the end of 2016.

She also created video training CDs and online training classes for Microsoft Outlook.

You can find her helping people online in Outlook Forums as well as in the Microsoft Answers and TechNet forums.

With a Junk message selected and open, I can click on the Not Junk button from the PersonSender icon in the tool bar.

This to me means the message is junk and moved here by outlook.

When I select 1 message in this way (even from the same person), the Not Junk is grayed out.

Update history for supported Office versions is at Update history for Office.

Slipstick Systems is not affiliated with Microsoft Corporation.

Outlook For Mac Junk Email Protection Greyed Out