Author | Lightnews

Announcing the retirement for Office Online Server | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · 13d

Office Online Server Retirement Announced - December 31, 2026
techcommunity.microsoft.com/blog/officee...

#OOS #WAC #OfficeOnlineServer #OnPremises #OfficeServers

What’s changing? Microsoft is announcing the end of support and retirement for Office Online Server effective December 31, 2026. After this date, Office...

Cloud-Managed Remote Mailboxes: Now Generally Available! | Microsoft Community Hub

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · 20d

Cloud-Managed Remote Mailboxes: Now Generally Available! | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

We are happy to announce General Availability of cloud-managed Remote Mailboxes.  

Released: October 2025 Exchange Server Security Updates | Microsoft Community Hub

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Scott Schnoll @schnoll.bsky.social · 21d

Released: October 2025 Exchange Server Security Updates

techcommunity.microsoft.com/blog/exchang...

For Exchange Server SE, Exchange Server 2019, and Exchange Server 2016

#MSExchange #security

We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016.  

Active Directory schema extension issue if you use a Windows Server 2025 schema master role | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · 21d

It's October 14, 2025. Turn off all your servers running Exchange Server 2016 or Exchange Server 2019 tonight.

Just kidding! Install the October 2025 SU first; then turn off your servers.

Long live Exchange Server SE!

#MSExchange #EndofSupport #ThereCanBeOnlyOne

2 2

Scott Schnoll @schnoll.bsky.social · 26d

PSA: Do NOT use Windows Server 2025 as the schema master before installing Exchange Server SE RTM. The Windows Server team is working on a permanent fix for this issue (to be released in the following months).

#WindowsServer2025 #MSExchangeSE #ADSchema

techcommunity.microsoft.com/blog/exchang...

We wanted to let you know of an Active Directory replication issue you might run into if you use Windows Server 2025 schema master role.  

The Admin's Guide to Microsoft Exchange Server Subscription Edition

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Scott Schnoll @schnoll.bsky.social · Sep 21

Are you responsible for managing Exchange Server Subscription Edition? If so, I wrote this for you: www.amazon.com/dp/B0FR5GGL75/

Available in Kindle and Paperback.
#MSExchange #admins

The Admin's Guide to Microsoft Exchange Server Subscription Edition - Kindle edition by Schnoll, Scott. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading The Admin's Guide to Microsoft Exchange Server Subscription Edition.

www.amazon.com

Released: September 2025 Exchange Server Hotfix Updates | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Sep 8

Non-security HU released for Exchange SE RTM, Exchange 2019 CU14/CU15, and Exchange 2016 CU23 that fixes an issue when deploying the dedicated Exchange Hybrid app.

Released: September 2025 Exchange Server Hotfix Updates techcommunity.microsoft.com/blog/exchang...

#MSExchange #Hybrid #HotfixUpdate

We have released Hotfix Updates for Exchange Server Subscription Edition (SE), 2019 and 2016.  

Limiting Onmicrosoft Domain Usage for Sending Emails | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Aug 27

Technically that's only two paths, but who's counting? 😉🙂

Scott Schnoll @schnoll.bsky.social · Aug 20

No more MOERA domains for email (which you shouldn't be using the first place 😉)

Limiting Onmicrosoft Domain Usage for Sending Emails

techcommunity.microsoft.com/blog/exchang...

#MExchange #ExchangeOnline #MOERA #Security

We are announcing that all Exchange Online customers who send external email should start switching to custom (aka vanity) domain names.

Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Aug 20

Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement
techcommunity.microsoft.com/blog/exchang...

#MSExchange #Hybrid #LastExchangeServer

We are excited to announced a feature that enables cloud management of email properties for users with remote mailboxes.  

Dedicated Hybrid App: temporary enforcements, new HCW and possible hybrid functionality disruptions | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Aug 18

FYI, temporary pause on the first planned temporary enforcement of the dedicated Hybrid app.

See the banner at techcommunity.microsoft.com/blog/exchang....

#MSExchange #Hybrid #Security

We are announcing enforcements to move customers along to using the dedicated hybrid app.

Released: August 2025 Exchange Server Security Updates | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Aug 12

The first SU for Exchange Server SE is available.

Released: August 2025 Exchange Server Security Updates - techcommunity.microsoft.com/blog/exchang...

#MSExchange #Securty #Announcement

We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016.  

Exchange Server Subscription Edition (SE) is now available | Microsoft Community Hub

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Jul 1

Exchange Server Subscription Edition (SE) is now available | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

We are excited to announce the general availability of Exchange Server Subscription Edition (SE).  

Announcing Exchange 2016 / 2019 Extended Security Update program | Microsoft Community Hub

6 4

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Jul 15

Announcing Exchange 2016 / 2019 Extended Security Update program | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

We are announcing an optional 6-month Extended Security Update (ESU) program for Exchange 2016 and 2019.  

Use GitHub Copilot to help speed up your transition from EWS | Microsoft Community Hub

1 2

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Jul 30

Use GitHub Copilot to help speed up your transition from EWS | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

We wanted to let you know about AI powered tools to help you migrate your EWS apps before Exchange Online EWS deprecation.

What is Direct Send and how to secure it | Microsoft Community Hub

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Aug 4

What is Direct Send and how to secure it | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

If you wanted to learn more about the Direct Send feature, this is the post for you!

Dedicated Hybrid App: temporary enforcements, new HCW and possible hybrid functionality disruptions | Microsoft Community Hub

2 1

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Aug 6

Dedicated Hybrid App: temporary enforcements, new HCW and possible hybrid functionality disruptions | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

We are announcing enforcements to move customers along to using the dedicated hybrid app.

Direct Send vs sending directly to an Exchange Online tenant | Microsoft Community Hub

Reposted by Scott Schnoll

Microsoft Exchange @msftexchange.bsky.social · Aug 6

Direct Send vs sending directly to an Exchange Online tenant | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

This post discusses what Direct Send is, is not, and how to help control email sent directly to your tenant.

Customer guidance for SharePoint vulnerability CVE-2025-53770 | MSRC Blog | Microsoft Security Response Center

Scott Schnoll @schnoll.bsky.social · Jul 21

Microsoft customer guidance for SharePoint Server vulnerability CVE-2025-53770 - msrc.microsoft.com/blog/2025/07...

This does not affect SharePoint Online.

#SharePointServer #security #zerodaythreat

Customer guidance for SharePoint vulnerability CVE-2025-53770

msrc.microsoft.com

Scott Schnoll @schnoll.bsky.social · Jul 16

Nice article. FYI, it was always part of the plan. 😉

Announcing Exchange 2016 / 2019 Extended Security Update program | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Jul 15

Breaking News! Announcing Exchange 2016 / 2019 Extended Security Update (ESU) program!

Note this is not extended support; it's extended security updates for 6 months.

techcommunity.microsoft.com/blog/exchang...

#MSExchange #ESU #Announcement

We are announcing an optional 6-month Extended Security Update (ESU) program for Exchange 2016 and 2019.  

Exchange Server Subscription Edition (SE) is now available | Microsoft Community Hub

Scott Schnoll @schnoll.bsky.social · Jul 1

Today's the day! Exchange Server SE and Skype for Business Server SE have both been released!

Blog post announcements:

techcommunity.microsoft.com/blog/exchang...

techcommunity.microsoft.com/blog/skype_f...

#MSExchange #Skype4BusinessServer #RTM #Announcement

We are excited to announce the general availability of Exchange Server Subscription Edition (SE).  

New and Free Active Directory Domain Services Applied Skill Credential | Microsoft Community Hub

2 4

Reposted by Scott Schnoll

Jeffrey Woolsey @wsvguy.bsky.social · Jun 5

PLEASE RP: New and Free Active Directory Domain Services Applied Skill Credential
techcommunity.microsoft.com/t5/itops-tal...

Learn about the new Active Directory Applied Skills Credential from Microsoft.  

Released: May 2025 Exchange Server Hotfix Updates | Microsoft Community Hub

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Scott Schnoll @schnoll.bsky.social · May 29

May 2025 HUs for Exchange 2016 and Exchange 2019 have some important (non-security) fixes that will be incorporated into future releases, including Exchange Server SE RTM.

techcommunity.microsoft.com/blog/exchang...

#MSExchange #HotfixUpdate

We have released Hotfix Updates for Exchange Server 2016 and Exchange Server 2019.  