HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Update account settings in Outlook 2016/2019	2 years ago	5118
How To View Received Email Headers	2 years ago	7136
Problem downloading messages via POP	2 years ago	3876
Certificate Domain Mismatch error when connecting to an HIS mail server	2 years ago	3807
Deleting a Certificate in Mac keychain access	2 years ago	5971
Troubleshooting Secure Certificate Issues in Email	2 years ago	7382
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	2 years ago	4769
Trusting an updated certificate in Mac Mail or iPhone	2 years ago	4052
My email box is full. How do I empty it?	2 years ago	7461
Unable to Verify Account Name or Password on Mac	2 years ago	28251
Not receiving new mail: email account is offline in Mac Mail app	2 years ago	12947
ActiveSync: Outlook 2019: synch slow, or non-existent	2 years ago	2762
Fix: Outlook Emails Get Stuck in the Outbox	2 years ago	2932
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	2 years ago	13977
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	2 years ago	21450
Rebooting Computer/Router to Update DNS after a Change of IP address	2 years ago	6182
MS Outlook >2007 Cannot verify Security Certificate warning	2 years ago	14762
Enable SMTP Authentication for Mac Mail OS X	2 years ago	6681
Enable SMTP Authentication for iPhone/iPad	7 years ago	13854
Mac Mail: Subscribe to IMAP Email folders	8 years ago	5174

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