Earlier this week, Microsoft launched Patch Tuesday updates for Home windows 11 and Home windows 10 underneath KB5055523/ KB5055528 and KB5055518, KB5055519/ KB5055521/ KB5055547, respectively. Following that, Microsoft additionally launched out-of-band updates underneath KB5058919 / KB5058922 / KB5058921 for each Home windows variations as a way to repair a Group Coverage-related bug for enterprises.

The tech big additionally printed Dynamic updates for all supported Home windows 11 variations, specifically 24H2, 23H2, and 22H2. In addition they apply to Home windows Server 2025.

Dynamic updates carry enhancements to the Home windows Restoration within the type of Home windows Restoration Setting (WinRE) updates, additionally referred to as Secure OS updates, in addition to to the Setup binaries within the type of Setup updates. This time, although, no Setup replace has been launched.

Microsoft writes:

KB5055671: Secure OS Dynamic Replace for Home windows 11, model 24H2 and Server 2025: April 8, 2025

Abstract

This replace makes enhancements to the Home windows restoration atmosphere in Home windows 11, model 24H2 and Home windows Server 2025.

…

KB5056789: Secure OS Dynamic Replace for Home windows 11, model 22H2 and 23H2: April 8, 2025

Abstract

This replace makes enhancements to the Home windows restoration atmosphere in Home windows 11, model 22H2 and Home windows 11, model 23H2.

For individuals who might not be conscious, these Dynamic Replace packages are supposed to be utilized to current Home windows photographs previous to their deployment. In a Tech Group weblog submit about Home windows 10 Dynamic Updates, Microsoft defined Dynamic Updates in additional element relating to its numerous parts and makes use of. These packages embrace fixes to Setup.exe binaries, SafeOS updates for Home windows Restoration Setting, and extra:

As quickly as a Home windows 10 characteristic replace initiates, whether or not from media or a Home windows Replace service-connected atmosphere, Dynamic Replace is among the first steps invoked. Home windows 10 Setup reaches out to an Web-facing URL hosted by Microsoft to fetch Dynamic Replace content material, then applies these updates to your OS set up media.

Content material acquired consists of:

• Setup Updates: Fixes to Setup binaries or any information that Setup makes use of for characteristic updates.
• Secure OS Updates: Fixes for the “protected OS” which are used to replace Home windows restoration atmosphere (WinRE).

Along with these updates, Dynamic Replace will protect Language Pack (LP) and Options on Demand (FODs) content material throughout the improve course of. These should not updates to LPs and FODs, however reacquisition to make sure the person has these parts current with the replace completes.

You may also avail of the WinRE updates manually on the Microsoft Replace Catalog web site on the following hyperlinks: KB5055671 / KB5056789, however they’re delivered robotically by way of the Home windows Replace channel.