Clear history of recently opened documents on exit: registry value ClearRecentDocsOnExitUserHKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

Policy ID
ClearRecentDocsOnExit
Scope
User Configuration
Supported on
At least Windows 2000
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
Start Menu and Taskbar

Registry

ClearRecentDocsOnExit

-User