About this tag
The per-user vs per-machine tag on WindowsForum.com covers discussions about Windows Installer behavior changes, particularly Microsoft's August 2025 security hardening that affects how installations are performed for standard users versus administrators. Topics include unexpected UAC prompts, MSI 1730 errors, and deployment issues arising from the distinction between per-user and per-machine installation contexts. The tag is relevant for IT professionals and power users troubleshooting application installation failures on Windows client and server systems after cumulative updates.
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    August 2025 Windows Installer Hardening Triggers UAC Prompts and MSI 1730 Errors

    Microsoft’s August 2025 security rollup hardened Windows Installer to close a privilege‑escalation hole, but the change has also begun prompting unexpected User Account Control (UAC) credential requests and breaking app installations for standard (non‑administrator) users across many Windows...
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    • admin elevation app packaging august 2025 autodesk configmgr sccm cve-2025-50173 enterprise deployment kb5063878 kir known issue rollback msi repair msi-error-1730 office 2010 per-user vs per-machine security hardening uac prompts windows 10 windows 11 windows installation windows server
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    • Forum: Windows News