HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Enable SMTP Authentication for iPhone/iPad	23 days ago	15697
Update account settings in Outlook 2016/2019	3 years ago	6968
How To View Received Email Headers	3 years ago	8503
Problem downloading messages via POP	3 years ago	4874
Certificate Domain Mismatch error when connecting to an HIS mail server	3 years ago	4896
Deleting a Certificate in Mac keychain access	3 years ago	12375
Troubleshooting Secure Certificate Issues in Email	3 years ago	8858
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	3 years ago	5896
Trusting an updated certificate in Mac Mail or iPhone	3 years ago	5665
My email box is full. How do I empty it?	3 years ago	8809
Unable to Verify Account Name or Password on Mac	3 years ago	33771
Not receiving new mail: email account is offline in Mac Mail app	3 years ago	20648
ActiveSync: Outlook 2019: synch slow, or non-existent	3 years ago	4108
Fix: Outlook Emails Get Stuck in the Outbox	3 years ago	5032
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	3 years ago	16516
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	3 years ago	24565
Rebooting Computer/Router to Update DNS after a Change of IP address	3 years ago	8410
MS Outlook >2007 Cannot verify Security Certificate warning	3 years ago	16553
Enable SMTP Authentication for Mac Mail OS X	3 years ago	7765
Mac Mail: Subscribe to IMAP Email folders	9 years ago	6577

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