HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Update account settings in Outlook 2016/2019	2 years ago	6028
How To View Received Email Headers	2 years ago	7808
Problem downloading messages via POP	2 years ago	4411
Certificate Domain Mismatch error when connecting to an HIS mail server	2 years ago	4397
Deleting a Certificate in Mac keychain access	2 years ago	8230
Troubleshooting Secure Certificate Issues in Email	2 years ago	8168
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	2 years ago	5323
Trusting an updated certificate in Mac Mail or iPhone	2 years ago	4826
My email box is full. How do I empty it?	2 years ago	8146
Unable to Verify Account Name or Password on Mac	2 years ago	31048
Not receiving new mail: email account is offline in Mac Mail app	2 years ago	15637
ActiveSync: Outlook 2019: synch slow, or non-existent	2 years ago	3454
Fix: Outlook Emails Get Stuck in the Outbox	2 years ago	3979
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	2 years ago	14906
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	2 years ago	22904
Rebooting Computer/Router to Update DNS after a Change of IP address	2 years ago	7159
MS Outlook >2007 Cannot verify Security Certificate warning	2 years ago	15565
Enable SMTP Authentication for Mac Mail OS X	2 years ago	7232
Enable SMTP Authentication for iPhone/iPad	7 years ago	14760
Mac Mail: Subscribe to IMAP Email folders	9 years ago	5897

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