Why Is The Exchange Security Update Not Installed?
The issue of “Why is the Exchange Security Update not installed?” has popped up frequently over the last few months due to the number of security releases for on-premises Exchange.…
Exchange
Is Exchange Fully Updated? If Not, Go Update Now
The Exchange team just posted that the September 2021 updates are going to be slightly delayed. The priority will always be to ship quality updates rather than force it out …
Unable to Prepare Schema For Exchange Server 2019–Forest Functional Level
Imagine that you have spent weeks planning for your upgrade to Exchange 2019. There are no unsupported down-level versions of Exchange, only Exchange 2016 is present. Those pesky public folders …
Exchange 2019 CU10 Released
Exchange 2019 CU10 has been released to the Microsoft Volume Licensing Center and the public Microsoft Download site! Exchange 2019 has a different servicing strategy than Exchange 2007/2010 and utilises …
Exchange 2016 CU21 Released
Exchange 2016 CU21 has been released to the Microsoft download centre! Exchange 2016 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup …
Exchange Online App-Only Authentication Error AADSTS70011 Invalid Scope
As more people are starting to use the Exchange Online V2 module (yay!), there are some new and different issues appearing.
In this case, the command to connect to the …
Does Exchange Setup Automatically Run PrepareSchema?
The question “Does Exchange setup automatically run /PrepareSchema?” was something that came up many times in the recent Hafnium remediation activities. This was due to many customers not updating Exchange …
TenantOrganizationConfig Required When Preparing Active Directory
When running /PrepareSchema in an Exchange organisation with an existing Exchange Hybrid deployment you may run into an error which states:
“A hybrid deployment with Office 365 has been detected. …
Unable to Run Exchange Setup–Pending Reboot From a Previous Installation
When installing Exchange updates, I place the server into maintenance mode and restart it prior to installing the actual Exchange update. This is due to have being burned many times …
Exchange Managed Availability State Unknown
The below is one of the cases where the “Zen of Exchange Management” is what fixes the issue. I’ve been know to say that sometimes you just need to wait …