On April 20, 2022 Microsoft launched new Cumulative Updates: Trade 2016 CU23 and Exchange 2019 CU12. The earlier Cumulative Updates were being produced on September 28, 2021, more than 6 months ago.
The motive for this delay is that Microsoft is switching its update release cadence from quarterly to bi-annual, so that Cumulative Updates are not released in the initial 50 percent and the second 50 percent of a (calendar) yr. With quarterly updates it was complicated for larger sized organizations to retain up to day with Cumulative Updates, so this new bi-once-a-year cadence will match their setting up superior. This adjust only influences Cumulative Updates for Exchange Protection Updates will carry on to be launched when required, so no variations there.
A minor little bit of unfortunate information nevertheless for all clients still functioning Exchange 2016. This will be the final Cumulative Update that is released, because Exchange 2016 is by now out of mainstream guidance. Protection Updates will be produced until eventually the conclude of extended assist, which is October 14, 2025 (and this is the exact same day as close of extended assistance for Trade 2019).
Exchange 2019 CU12 will bring a few of new and attention-grabbing capabilities.
When you have Azure Advertisement Connect in spot and you have all Mailboxes in Trade Online, there however is the have to have for an Exchange server on-premises for management functions. Trade 2019 CU12 introduces a new management resources job, just for this situation. When utilizing this, there’s no extended the want for an Trade server on-premises. Be aware, this is all PowerShell primarily based! Extra information concerning this in an approaching blogpost.
Exchange 2019 CU12 will also assist Home windows 2022. Be aware that this is only real for Exchange 2019 CU12. Trade 2016 CU23 is NOT SUPPORTED on Windows 2022 so you can operate Trade 2016 only on Windows 2016 (not even on Windows 2019). You can upgrade your Domain Controllers to Windows 2022 and update Domain and Forest Practical Amount to Home windows 2022, that is absolutely supported.
One particular of the intriguing attributes of Windows 2022 is TLS 1.3. However, TLS 1.3 is not supported nevertheless, but will be supported in an future Cumulative Update.
From a licensing standpoint, the no cost hybrid license was only accessible for Trade 2016 but this has now altered. If you have a hybrid server (with out Mailboxes) in your firm, you can use a totally free Trade 2019 license:
Version: Trade 2019 CU12
Understanding foundation: KB5011156
Variation: Trade 2016 CU23
Knowledge base: KB5011155
Edition: Trade 2016 CU23 language pack
Understanding foundation: n/a
A pair of closing remarks with regards to the new 2022H1 Cumulative Updates:
- There are no Schema modifications with these updates.
- When functioning in hybrid method, the only supported CU variations are the present-day variation and the prior variation, i.e. Exchange 2019 CU11/CU12 and Exchange 2016 CU22/CU23.
- Really do not ignore to place your DAG associates in routine maintenance manner just before putting in the most up-to-date CU. As a pleasant reminder, you can find the procedures for routine maintenance manner on my site. These processes have not transformed about the decades, so they are even now valid.
- As usually, operate in your check natural environment first right before installing in your manufacturing surroundings.
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