Alongside the brand new OOBE replace underneath KB5059093, Microsoft has additionally launched new Dynamic updates for all supported Home windows 11 variations this week, particularly 24H2, 23H2, and 22H2. The updates apply to Home windows Server 2025 as properly.

Dynamic updates deliver enhancements to the Home windows Restoration within the type of Home windows Restoration Atmosphere (WinRE) updates, additionally known as Secure OS updates, in addition to to the Setup binaries within the type of Setup updates.

First up, we’ve the dynamic updates for Home windows 11 24H2 and Home windows Server 2025:

KB5055643: Setup Dynamic Replace for Home windows 11, model 24H2 and Home windows Server 2025: April 25, 2025

Abstract

This replace makes enhancements to Home windows setup binaries or any information that setup makes use of for function updates in Home windows 11, model 24H2 and Home windows Server 2025.

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KB5057781: Secure OS Dynamic Replace for Home windows 11, model 24H2 and Server 2025: April 25, 2025

Abstract

This replace makes enhancements to the Home windows restoration surroundings in Home windows 11, model 24H2 and Home windows Server 2025. This replace resolves the next challenge:

[WinRE start] Fastened: This replace resolves a difficulty affecting a small variety of Copilot+ PCs with ARM64 structure and the Safe Launch function enabled. These gadgets could expertise difficulties executing a Push-Button Reset (PBR) or In-Place Upgrades after putting in the April 2025 safety replace (KB5055523). When these gadgets try to start out the Home windows Restoration Atmosphere (WinRE), they encounter an error that stops the method from continuing.

Up subsequent, we’ve the dynamic updates for Home windows 11 22H2 and 23H2:

KB5059281: Secure OS Dynamic Replace for Home windows 11, model 22H2 and 23H2: April 22, 2025

Abstract

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

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

As quickly as a Home windows 10 function replace initiates, whether or not from media or a Home windows Replace service-connected surroundings, Dynamic Replace is likely one of 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 contains:

• Setup Updates: Fixes to Setup binaries or any information that Setup makes use of for function updates.
• Secure OS Updates: Fixes for the “secure OS” which might be used to replace Home windows restoration surroundings (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 will not be updates to LPs and FODs, however reacquisition to make sure the consumer has these parts current with the replace completes.

The Setup replace is out there for handbook downloading solely from the Home windows Replace Catalog web site. You will discover it right here: KB5055643. You may as well avail of the WinRE updates manually there at KB5057781/ KB5059281, if they’re delivered robotically through the Home windows Replace channel.