Exchange Server 2016

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...

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...

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

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...

How to Install (or Upgrade) Cumulative Update 18 for Exchange Server 2016

Cary Sun October 2, 2020

Microsoft released Cumulative Update 18 for Microsoft Exchange Server 2016 on September 15, 2020....