Announcing availability of 250,000 public folder Exchange 2010 hierarchy migrations to Exchange Online

Last September, we announced a beta program to validate onboarding of public folder data from Exchange 2010 on-premises to Exchange Online with large public folder hierarchies (100K – 250K public folders). We are glad to announce that Exchange Online now officially supports public folder hierarchies of up to 250K public folders in the cloud –…


2nd call for public folders to O365 Groups migrations

We got some replies to our previous post on the subject, but wanted to reach out again as we want to make sure we validate this scenario well. Therefore, here is an updated request: If you are using Public Folders (legacy or modern) and would like to migrate some of them to Office 365 Groups,…


Released: March 2017 Quarterly Exchange Updates

With this month’s quarterly release we bid a fond farewell to Exchange Server 2007. Support for Exchange Server 2007 expires on 4/11/2017. Update Rollup 23 for Service Pack 3 will be the last update rollup released for the Exchange Server 2007 product. Today we are also releasing the latest set of Cumulative Updates for Exchange…


Analyzing Exchange Transaction Log Generation Statistics – Revisited

Almost 4 years ago, I wrote a script called GetTransactionLogStats.ps1, and originally blogged about it here. At the original time of writing, the primary purpose of the script was to collect transaction log generation data, and use that to determine the percentage of transaction logs generated per hour in an environment. This could in turn…


Released: December 2016 Quarterly Exchange Updates

Today we are announcing the latest set of Cumulative Updates for Exchange Server 2016 and Exchange Server 2013. These releases include fixes to customer reported issues and updated functionality. Exchange Server 2016 Cumulative Update 4 and Exchange Server 2013 Cumulative Update 15 are available on the Microsoft Download Center. Update Rollup 22 for Exchange Server…


Migration to Modern Public Folders – Notes from the Field

In this blog post I wanted to go through the documented TechNet process for migrating legacy public folders to Exchange 2013/2016, expanded with real world guidance gained from field support. I have been involved in a number of legacy public folder data migrations to Exchange 2013/2016 and I wanted to pass along some of the…


Help us test large scale Exchange public folder migrations to Exchange Online

Update 2/21/2017: We updated the requirements below (# of folders). We are on a roll! Following our recent migration program announcement, we wanted to see if there are customers who would like to help us validate migration of larger scale public folders from Exchange on-premises to Exchange Online (EXO). Here are two parameters that define…


Deprecating support for SmartScreen in Outlook and Exchange

What are we announcing? On November 1, 2016, Microsoft will stop generating updates for the SmartScreen spam filters in Exchange Server 2016 and earlier (2013, 2010, 2007), Outlook 2016 for Windows and earlier (2013, 2010, 2007) and Outlook 2011 for Mac. The SmartScreen spam filter will be removed from future versions of Exchange Server and…


Released: March 2016 Quarterly Exchange Updates

The Exchange team is happy to announce our spring quarterly updates for Exchange Server are now available on the Microsoft Download Center. Exchange Server 2016 receives its first Cumulative Update, and Exchange Server 2013 Cumulative Update 12 is also released. Exchange Server 2007 and Exchange Server 2010 Update Rollups provide an updated OWA S/MIME control…


Office 365 Hybrid Configuration wizard for Exchange 2010

The Office 365 Hybrid Configuration wizard has been updated to support Exchange 2010. This new wizard comes with the following advantages: An updated user experience that simplifies the hybrid configuration process The error handling experience allows for simple remediation of issues, meaning you can actually read and understand the error Fixes for HCW can happen…