HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Update account settings in Outlook 2016/2019	2 years ago	6600
How To View Received Email Headers	2 years ago	8201
Problem downloading messages via POP	2 years ago	4674
Certificate Domain Mismatch error when connecting to an HIS mail server	2 years ago	4692
Deleting a Certificate in Mac keychain access	2 years ago	10150
Troubleshooting Secure Certificate Issues in Email	2 years ago	8560
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	2 years ago	5688
Trusting an updated certificate in Mac Mail or iPhone	2 years ago	5308
My email box is full. How do I empty it?	2 years ago	8566
Unable to Verify Account Name or Password on Mac	2 years ago	32696
Not receiving new mail: email account is offline in Mac Mail app	2 years ago	17984
ActiveSync: Outlook 2019: synch slow, or non-existent	2 years ago	3863
Fix: Outlook Emails Get Stuck in the Outbox	2 years ago	4661
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	2 years ago	15641
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	2 years ago	23915
Rebooting Computer/Router to Update DNS after a Change of IP address	2 years ago	7914
MS Outlook >2007 Cannot verify Security Certificate warning	3 years ago	16075
Enable SMTP Authentication for Mac Mail OS X	3 years ago	7524
Enable SMTP Authentication for iPhone/iPad	8 years ago	15279
Mac Mail: Subscribe to IMAP Email folders	9 years ago	6341

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