Windows command reference
PowerShell — list WER report archive
List recent Windows Error Reporting archive directories so report timing can be correlated with an application crash or hang without deleting or changing the reports.
Risk: LowReviewed: 2026-09-17
Get-ChildItem "$env:ProgramData\Microsoft\Windows\WER\ReportArchive" -Directory | Sort-Object LastWriteTime -Descending | Select-Object -First 20 Name,LastWriteTimeWhen to use it
Use when WER report history is part of a repeatable crash/hang investigation and the exact incident time is known.
When not to use it
Do not assume every folder belongs to the problem being investigated, and do not delete archived reports before vendor/support review when they may still be useful.
Primary reference