HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Update account settings in Outlook 2016/2019	2 years ago	6199
How To View Received Email Headers	2 years ago	7931
Problem downloading messages via POP	2 years ago	4505
Certificate Domain Mismatch error when connecting to an HIS mail server	2 years ago	4480
Deleting a Certificate in Mac keychain access	2 years ago	8731
Troubleshooting Secure Certificate Issues in Email	2 years ago	8264
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	2 years ago	5442
Trusting an updated certificate in Mac Mail or iPhone	2 years ago	4982
My email box is full. How do I empty it?	2 years ago	8294
Unable to Verify Account Name or Password on Mac	2 years ago	31632
Not receiving new mail: email account is offline in Mac Mail app	2 years ago	16303
ActiveSync: Outlook 2019: synch slow, or non-existent	2 years ago	3592
Fix: Outlook Emails Get Stuck in the Outbox	2 years ago	4192
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	2 years ago	15103
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	2 years ago	23261
Rebooting Computer/Router to Update DNS after a Change of IP address	2 years ago	7411
MS Outlook >2007 Cannot verify Security Certificate warning	2 years ago	15708
Enable SMTP Authentication for Mac Mail OS X	3 years ago	7333
Enable SMTP Authentication for iPhone/iPad	7 years ago	14947
Mac Mail: Subscribe to IMAP Email folders	9 years ago	6053

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