During an Exchange 2010 SP3 to Exchange 2016 CU5 upgrade, some Outlook clients intermittently received the following certificate error messa...
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Showing posts with label Outlook. Show all posts
Showing posts with label Outlook. Show all posts
Outlook is unable to connect to the proxy server. (Error Code 0)
I'm currently in the process of performing another Exchange 2010 to Exchange 2016 migration for a customer. When moving the first mailb...
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Exchange 2016 or Office 365 Shared Mailbox Not Updating
I was addressing an interesting issue for a customer today where a user with a shared mailbox would not automatically update. Their primary...
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Manual Outlook Configuration with Outlook 2016
With the release of Microsoft Outlook 2016, it is now no longer possible to manually add an Exchange account. Exchange accounts can only be...
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Outloook 2010 Starting in Safe Mode?
Microsoft recently released a bad Windows Update (KB3114409) which caused Outlook 2010 to start loading in safe mode for multiple clients of...
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Windows XP clients must match the Certificate Common Name in Outlook for RPC over HTTP
Back in 2009 I wrote an article called "Configuring Outlook Anywhere Settings via Autodiscover" which can be found at the followin...
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Outlook 2010 and Exchange 2013 Users Prompted for Authentication
Over the past months I have had customers complain about Outlook 2010 users getting prompted for username/password when moving to Exchange 2...
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Outlook - Changes to the distribution list membership cannot be saved. You do not have sufficient permission to perform this operation on this object.
In legacy versions of Exchange such as 2003 and 2007, when assigning a user "Managed By" permissions to an Active Directory securi...
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Outlook Error - Your server administrator has limited the number of items you can open simultaneously.
One of my customers running a custom line of business application called Office Automator by Office Automation which integrates with Micros...
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Cannot Delegate Control - Only Shows Contacts!
I had a problem at a customer where users could not delegate other users access to their Exchange mailbox. When a user opens up their deleg...
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