HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Update account settings in Outlook 2016/2019	2 years ago	5365
How To View Received Email Headers	2 years ago	7365
Problem downloading messages via POP	2 years ago	4039
Certificate Domain Mismatch error when connecting to an HIS mail server	2 years ago	3952
Deleting a Certificate in Mac keychain access	2 years ago	6693
Troubleshooting Secure Certificate Issues in Email	2 years ago	7692
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	2 years ago	4990
Trusting an updated certificate in Mac Mail or iPhone	2 years ago	4218
My email box is full. How do I empty it?	2 years ago	7651
Unable to Verify Account Name or Password on Mac	2 years ago	29326
Not receiving new mail: email account is offline in Mac Mail app	2 years ago	13848
ActiveSync: Outlook 2019: synch slow, or non-existent	2 years ago	2958
Fix: Outlook Emails Get Stuck in the Outbox	2 years ago	3248
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	2 years ago	14293
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	2 years ago	21913
Rebooting Computer/Router to Update DNS after a Change of IP address	2 years ago	6496
MS Outlook >2007 Cannot verify Security Certificate warning	2 years ago	15034
Enable SMTP Authentication for Mac Mail OS X	2 years ago	6839
Enable SMTP Authentication for iPhone/iPad	7 years ago	14143
Mac Mail: Subscribe to IMAP Email folders	8 years ago	5379

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