Microsoft extends updates for old Exchange and Skype servers

Microsoft extends support for Exchange, Skype business servers - here's how to keep access

Microsoft extends support for Exchange Server and Skype for Business to October 2025, with one final ESU available.

Microsoft extends updates for old Exchange and Skype servers

: It looks like enough of you are struggling to migrate that Redmond is willing to help out – for a price that might buy nothing

Microsoft announces Extended Security Update programs for Exchange and Skype for Business

Support has ended, or is coming to an end, for a lot of Microsoft products at the moment. Perhaps the most notable or well-publicized is Windows 10, but this is far from being the end of the story. In a move designed to push people towards Teams, killing off Skype and Skype for Business made a lot of sense. The same is true of the aging Exchange 2016 and 2019 losing support. But while this makes sense for Microsoft, it is also incredibly disrupt…

Exchange Server 2016/2019 Extended Security Update Program

Six Months of an Extended Security Update Program from October 2025 to April 2026 Those who aren’t dedicated followers of the EHLO blog might have missed two interesting posts this week. The first covers delicensing resiliency for Exchange Online and the news that Microsoft is reducing the threshold for this feature to 5,000 tenant mailboxes. I think the feature should be available to all Exchange Online tenants, but let’s leave that debate asi…