HIS Support Knowledgebase

Troubleshooting

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Title	Updated	Views
Enable SMTP Authentication for iPhone/iPad	4 months ago	16500
Update account settings in Outlook 2016/2019	3 years ago	7366
How To View Received Email Headers	3 years ago	8724
Problem downloading messages via POP	3 years ago	5033
Certificate Domain Mismatch error when connecting to an HIS mail server	3 years ago	5181
Deleting a Certificate in Mac keychain access	3 years ago	14304
Troubleshooting Secure Certificate Issues in Email	3 years ago	9204
iPhone: Fix "Cannot Verify Server identity" for mail.his.com	3 years ago	6096
Trusting an updated certificate in Mac Mail or iPhone	3 years ago	6006
My email box is full. How do I empty it?	3 years ago	9027
Unable to Verify Account Name or Password on Mac	3 years ago	35726
Not receiving new mail: email account is offline in Mac Mail app	3 years ago	22603
ActiveSync: Outlook 2019: synch slow, or non-existent	3 years ago	4525
Fix: Outlook Emails Get Stuck in the Outbox	3 years ago	5494
Troubleshooting IMAP Folders Issues with IMAP and Outlook 2013 some Outlook 2016/365	3 years ago	17477
Workaround for: Outlook 2016 Adding an Exchange Account: Log onto Exchange ActiveSync mail server fails	3 years ago	25160
Rebooting Computer/Router to Update DNS after a Change of IP address	3 years ago	8801
MS Outlook >2007 Cannot verify Security Certificate warning	3 years ago	16923
Enable SMTP Authentication for Mac Mail OS X	3 years ago	7973
Mac Mail: Subscribe to IMAP Email folders	9 years ago	6856

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