Microsoft Resolves Windows Server 2016 Update Installation Failures

Microsoft has addressed a known issue causing installation failures for the June 2026 security updates on Windows Server 2016 systems. The problem primarily affected servers that were not fully updated before attempting to install the KB5094122 update, resulting in error code 0x80070002 (FILE_NOT_FOUND). Microsoft confirmed that the issue has been resolved, and affected devices should now successfully install the update. This follows a similar issue from May 2026, which affected Windows 11 updates due to insufficient space on the EFI System Partition. Additionally, Microsoft is investigating other issues related to the June 2026 updates that affect Office applications. The resolution is crucial for IT administrators managing Windows Server environments.

Key Points: • Microsoft fixed installation failures for June 2026 updates on Windows Server 2016. • Affected systems received error code 0x80070002 due to prior update requirements. • The issue has been resolved, allowing successful deployment of the KB5094122 update.