Microsoft has launched Patch Tuesday updates for Home windows 11 24H2, 23H2, and 22H2. The 24H2 replace is supplied by way of KB5055523, whereas the 23H2 and 22H2 updates are delivered by way of KB5055528. You’ll be on construct variations 26100.3775, 22631.5189, and 22621.5189, respectively, after making use of the replace.

Here is what’s new:

24H2

Highlights

This replace addresses safety points to your Home windows working system.

Enhancements

This safety replace contains enhancements that had been part of replace KB5053656 (launched March 27, 2025). The next abstract outlines key points addressed by the KB replace after you put in it. Additionally, included can be found new options. The daring textual content throughout the brackets signifies the merchandise or space of the change.

• [Authentication] This replace addresses a difficulty affecting machine password rotation within the Id Replace Supervisor certificates/Pre-Bootstrapping Key Initialization path. This challenge occurred significantly when Kerberos was used and Credential Guard was enabled, probably inflicting person authentication issues. The function Machine Accounts in Credential Gurad, which relies on password rotation by way of Kerberos, has additionally been disabled, till a everlasting repair is made accessible.

• [Daylight Saving Time (DST)] Replace for the Aysen area in Chile to assist the federal government DST change order in 2025. For more information about DST modifications, see the Daylight Saving Time & Time Zone Weblog.

• [PcaUiArm] This replace addresses a difficulty affecting the PcaUiArmUpdate function, which leads to sudden conduct in particular eventualities.

When you put in earlier updates, your gadget downloads and installs solely the brand new updates contained on this bundle.

For extra details about safety vulnerabilities, see the Safety Replace Information and the April 2025 Safety Updates.

AI Elements

The next AI parts have been up to date with this launch:

AI Element	Model
Picture Search	1.7.820.0
Content material Extraction	1.7.820.0
Semantic Evaluation	1.7.820.0

Home windows 11 servicing stack replace (KB5058538)- 26100.3764

This replace makes high quality enhancements to the servicing stack, which is the element that installs Home windows updates. Servicing stack updates (SSU) guarantee that you’ve a sturdy and dependable servicing stack in order that your gadgets can obtain and set up Microsoft updates. To be taught extra about SSUs, see Simplifying on-premises deployment of servicing stack updates.

Recognized points

	Applies to	Symptom	Workaround
Roblox	All customers	We’re conscious of a difficulty the place gamers on Arm gadgets are unable to obtain and play Roblox from the Microsoft Retailer on Home windows.	Roblox is engaged on a decision to handle this challenge. Please discuss with the Roblox assist website for updates. Till the decision is offered, gamers on Arm gadgets can play Roblox by downloading the title immediately from www.Roblox.com.
Citrix	All customers	Gadgets which have sure Citrix parts put in is likely to be unable to finish set up of the January 2025 Home windows safety replace. This challenge was noticed on gadgets with Citrix Session Recording Agent (SRA) model 2411. The 2411 model of this utility was launched in December 2024. Affected gadgets may initially obtain and apply the January 2025 Home windows safety replace appropriately, similar to by way of the Home windows Replace web page in Settings. Nevertheless, when restarting the gadget to finish the replace set up, an error message with textual content much like “One thing didn’t go as deliberate. No want to fret – undoing modifications” seems. The gadget will then revert to the Home windows updates beforehand current on the gadget. This challenge possible impacts a restricted variety of organizations as model 2411 of the SRA utility is a brand new model. House customers should not anticipated to be affected by this challenge.	Citrix has documented this challenge, together with a workaround, which might be carried out previous to putting in the January 2025 Home windows safety replace. For particulars, see Citrix’s documentation. Microsoft is working with Citrix to handle this challenge and can replace this documentation as soon as a decision is offered.
Home windows Hi there	All customers	We’re conscious of an edge case of Home windows Hi there challenge affecting gadgets with particular safety features enabled. After putting in this replace and performing a Push button reset or Reset this PC from Settings > System > Restoration and deciding on Hold my Recordsdata and Native set up, some customers is likely to be unable to login to their Home windows companies utilizing Home windows Hi there facial recognition or PIN. Customers may observe a Home windows Hi there Message saying “One thing occurred and your PIN is not accessible. Click on to arrange your PIN once more” or “Sorry one thing went fallacious with face setup”. Notice: This challenge solely impacts gadgets the place System Guard Safe Launch or Dynamic Root of Belief for Measurement (DRTM) function is enabled after putting in this replace. Gadgets with Safe Launch or DRTM enabled previous to this replace, or these with these options disabled, should not impacted by this challenge.	To login utilizing PIN, comply with the Set my PIN immediate on the logon display to re-enroll into Home windows Hi there. To make use of Face Logon, re-enroll in Home windows Hi there Facial recognition go to Settings > Accounts > Signal-in choices > Facial recognition (Home windows Hi there), and choose Arrange. Comply with the on-screen directions.

23H2 and 22H2

Highlights

This replace addresses safety points to your Home windows working system.

Regular rollout

• [Daylight Saving Time (DST)] Replace for the Aysen area in Chile to assist the federal government DST change order in 2025. For more information about DST modifications, see the Daylight Saving Time & Time Zone Weblog.

​​​​​​​Enhancements​​​​​​​

Home windows 11, model 23H2

Vital: Use EKB KB5027397 to replace to Home windows 11, model 23H2.

This safety replace contains high quality enhancements. Key modifications embody:

• This construct contains all of the enhancements in Home windows 11, model 22H2.

• No further points are documented for this launch.

Home windows 11, model 22H2

This safety replace contains enhancements that had been a part of replace KB5053657(launched March 25, 2025). The next abstract outlines key points addressed by the KB after you put in it. Additionally, included can be found new options. The daring textual content throughout the brackets signifies the merchandise or space of the change.

• This replace makes miscellaneous safety enhancements to inner OS performance. No further points had been documented for this launch.

When you put in earlier updates, solely the brand new updates contained on this bundle shall be downloaded and put in in your gadget.

For extra details about safety vulnerabilities, see the Safety Replace Information and the April 2025 Safety Replace.

Home windows 11 servicing stack replace (KB5053665) – 22621.5120 and 22631.5120

This replace makes high quality enhancements to the servicing stack, which is the element that installs Home windows updates. Servicing stack updates (SSU) guarantee that you’ve a sturdy and dependable servicing stack in order that your gadgets can obtain and set up Microsoft updates. To be taught extra about SSUs, see Simplifying on-premises deployment of servicing stack updates.

Recognized points

	Applies to	Signs	Workaround
Citrix	All customers	Gadgets which have sure Citrix parts put in is likely to be unable to finish set up of the January 2025 Home windows safety replace. This challenge was noticed on gadgets with Citrix Session Recording Agent (SRA) model 2411. The 2411 model of this utility was launched in December 2024. Affected gadgets may initially obtain and apply the January 2025 Home windows safety replace appropriately, similar to by way of the Home windows Replace web page in Settings. Nevertheless, when restarting the gadget to finish the replace set up, an error message with textual content much like “One thing didn’t go as deliberate. No want to fret – undoing modifications” seems. The gadget will then revert to the Home windows updates beforehand current on the gadget. This challenge possible impacts a restricted variety of organizations as model 2411 of the SRA utility is a brand new model. House customers should not anticipated to be affected by this challenge.	Citrix has documented this challenge, together with a workaround, which might be carried out previous to putting in the January 2025 Home windows safety replace. For particulars, see Citrix’s documentation. Microsoft is working with Citrix to handle this challenge and can replace this documentation as soon as a decision is offered. ​​​​​​​

These updates shall be accessible from Home windows Replace and may set up robotically usually. If you want to obtain these updates for offline set up, you will get them from the Microsoft Catalog web site. You’ll find the replace for 24H2 right here, and 23H2 and 22H2 right here.