SetupDiag Microsoft Corporation

SetupDiag is a diagnostic tool designed to help identify why a Windows upgrade has failed by analyzing setup log files.

Key Features:

• Analyzes Windows Setup logs to determine the root cause of upgrade failures.
• Can be run in offline mode, allowing users to export logs from a failed system and diagnose issues remotely.
• Automatically runs during the upgrade process under specific conditions, storing results in designated locations.
• Offers flexibility through command-line parameters for advanced configuration, including specifying output formats (XML, JSON), logging paths, and verbose debugging details.

Audience & Benefit:
Ideal for IT professionals and advanced users who need to troubleshoot Windows upgrade issues efficiently. SetupDiag provides actionable insights into system failures, enabling targeted fixes without requiring physical access to the affected machine.