Do not keep history of recently opened documents: registry value NoRecentDocsHistoryComputerHKLM\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer

Policy ID
NoRecentDocsHistory
Scope
Computer Configuration, 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

NoRecentDocsHistory

-ComputerUser