Exchange Server 2013

031823 1607 HowtoFixSto1 768x378 - How to Fix Stopping Services Failed at Install Exchange Cumulative Updates

How to Fix Stopping Services Failed at Install Exchange Cumulative Updates

Cary Sun March 18, 2023

This error is common if the Exchange Servers use Antivirus endpoint software or a...

122821 2015 Howtoconfig1 768x334 - How to configure Cisco DUO for Outlook Web App (OWA) of Exchange 2013 and later

How to configure Cisco DUO for Outlook Web App (OWA) of Exchange 2013 and later

Cary Sun December 31, 2021

Today, I ma going to show you how to configure Cisco DUO two-factor authentication...

121621 1615 HowtoFixthe1 - How to Fix the access control defines the ObjectType {xxx-xxxx-xxx-xxxx} that can’t be resolved tab mailbox delegation at Exchange 2016 issues.

How to Fix the access control defines the ObjectType {xxx-xxxx-xxx-xxxx} that can’t be resolved tab mailbox delegation at Exchange 2016 issues.

Cary Sun December 20, 2021

If you are trying to change mailbox delegation settings via Exchange Admin center and...

110320 2315 Howtofixmob2 768x547 - How to fix mobile devices cannot download attachment with #Microsoft Exchange

How to fix mobile devices cannot download attachment with #Microsoft Exchange

Cary Sun February 8, 2021

My customer call me and said he cannot open email attachment that larger than...