Hi @EDP ,
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Please note that one thread focuses on one issue. It is recommended that youcould post separate threads for other issues to get more professional advice. For our better research, please provide more information about your case:
1.Does this issue occur in Outlook desktop client? If so, what's the version of your Outlook?
2.Does this issue occur recently? If so, have you done any specific operations before that?
3.
One of our collegue gets junk mails
Are the junk emails from one sender or some different senders?
If they are from one sender, we can right click the email>click Block>click Block sender.
If they are from some different senders, we can change the level of protection in the Junk Email Filter in Outlook:
More information: Change the level of protection in the Junk Email Filter in Outlook.
Hope to help you!
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