add new KI for registration

Author: v-sissondan

azure-local/known-issues.md

@@ -3,7 +3,7 @@ title: Release notes with fixed and known issues in Azure Local
 description: Read about the known issues and fixed issues in Azure Local.
 author: alkohli
 ms.topic: conceptual
-ms.date: 06/13/2025
+ms.date: 06/12/2025
 ms.author: alkohli
 ms.reviewer: alkohli
 ---
@@ -95,6 +95,7 @@ The following table lists the known issues from previous releases:
 | Update <!--26659432--> |In some cases, `SolutionUpdate` commands could fail if run after the `Send-DiagnosticData` command.  | Make sure to close the PowerShell session used for `Send-DiagnosticData`. Open a new PowerShell session and use it for `SolutionUpdate` commands.|
 | Security <!-- 56969147 --> | When fixing the compliance for the minimum password length rule, even after you've changed the minimum password length on the Azure Local host to 14, you continue to see it as non-compliant in Azure policy.  | You can verify the length of the password using the `net accounts` cmdlet. In the output, find **Minimum password length** to see the value. |
 | Upgrade <!--32812323--> | Failed to upgrade cluster with `Get-AzureStackHCI ConnectionStatus` in `RepairRegistration` due to the Virtualization-Based Security (VBS) master key lost during Secure Boot certificate installation. | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/Update/BreakFix-Update-Resolve-subscription-status-precheck-failure.md). |
+| Registration <!-- -->  | After installing certain updates (including BIOS), clusters may report `RepairRegistrationRequired` and show a stale connection state.  | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/ClusterRegistration/BreakFix-Registration-How-to-resolve-a-repairregistrationrequired-connection-status-after-service-or-bios-updates.md).  |
 
 ## Known and expected behaviors
 
@@ -177,6 +178,7 @@ The following table lists the known issues from previous releases:
 | Update <!--26659432--> |In some cases, `SolutionUpdate` commands could fail if run after the `Send-DiagnosticData` command.  | Make sure to close the PowerShell session used for `Send-DiagnosticData`. Open a new PowerShell session and use it for `SolutionUpdate` commands.|
 | Security <!-- 56969147 --> | When fixing the compliance for the minimum password length rule, even after you've changed the minimum password length on the Azure Local host to 14, you continue to see it as non-compliant in Azure policy.  | You can verify the length of the password using the `net accounts` cmdlet. In the output, find **Minimum password length** to see the value. |
 | Upgrade <!--32812323--> | Failed to upgrade cluster with `Get-AzureStackHCI ConnectionStatus` in `RepairRegistration` due to the Virtualization-Based Security (VBS) master key lost during Secure Boot certificate installation. | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/Update/BreakFix-Update-Resolve-subscription-status-precheck-failure.md). |
+| Registration <!-- -->  | After installing certain updates (including BIOS), clusters may report `RepairRegistrationRequired` and show a stale connection state.  | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/ClusterRegistration/BreakFix-Registration-How-to-resolve-a-repairregistrationrequired-connection-status-after-service-or-bios-updates.md).  |
 
 ## Known and expected behaviors
 
@@ -246,6 +248,7 @@ The following table lists the known issues in this release:
 | Microsoft Defender for Cloud <br><br> Azure Government <!--32555179-->| In the Azure Government cloud, Microsoft Defender for Cloud recommendations for Azure Local do not show up in the Microsoft Defender for Cloud portal.|  |
 | Metrics <br><br> Azure Government <!--IcM-620345316-->| Metrics from Azure Local clusters in the Azure Government cloud fail to reach Azure. As a result, metrics don't show up in the Monitoring, Metrics, or workbook graphs. Metrics based alerts aren't triggered and new alerts can't be set up.|  |
 | Upgrade <!--32812323--> | Failed to upgrade cluster with `Get-AzureStackHCI ConnectionStatus` in `RepairRegistration` due to the Virtualization-Based Security (VBS) master key lost during Secure Boot certificate installation. | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/Update/BreakFix-Update-Resolve-subscription-status-precheck-failure.md). |
+| Registration <!-- -->  | After installing certain updates (including BIOS), clusters may report `RepairRegistrationRequired` and show a stale connection state.  | For detailed steps on how to resolve this issue, see the [Troubleshooting guide](https://github.com/Azure/AzureLocal-Supportability/blob/main/TSG/ClusterRegistration/BreakFix-Registration-How-to-resolve-a-repairregistrationrequired-connection-status-after-service-or-bios-updates.md).  |
 
 ## Known issues from previous releases