Microsoft has resolved an issue that prevents non-admin users from connecting to devices via Remote Desktop when the 'Administrator protection' security feature is enabled.
The vulnerability or weakness
The issue was caused by recent Windows updates, particularly the KB5124010 September 2026 non-security preview update, which prompted standard users to authenticate with Windows Hello when trying to change the Windows Registry or install new apps.
Earlier attacks and coverage
- Microsoft releases Windows OOB updates to distrust eMudhra certificates (2026-10-27)
- Microsoft: Windows Server 2016 reaches end of support in January (2026-10-23)
- Microsoft fixes game, app crashes caused by recent Windows update (2026-10-19)
Business impact
This issue primarily affected enterprise-managed remote devices used as Remote Desktop hosts, potentially disrupting operations and requiring IT administrators to address the problem promptly.
Industries affected
This issue impacted organizations across various sectors, including enterprise IT and remote work environments.
Users affected
Standard users and IT administrators in organizations using Windows 11 24H2 and later versions were affected, as they might face Remote Desktop connection failures.
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Sources
- Microsoft fixes Remote Desktop failures caused by recent Windows updates (BleepingComputer)
