Prevent bypassing Windows Defender SmartScreen prompts for sites
- Policy ID
- PreventSmartScreenPromptOverride
- Scope
- Computer Configuration, User Configuration
- Supported on
- Microsoft Edge on Windows 10, Version 1511 or later
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- Windows Components › Microsoft Edge
Description
This policy setting lets you decide whether employees can override the Windows Defender SmartScreen warnings about potentially malicious websites.
If you enable this setting, employees can't ignore Windows Defender SmartScreen warnings and they are blocked from continuing to the site.
If you disable or don't configure this setting, employees can ignore Windows Defender SmartScreen warnings and continue to the site.
Registry
ComputerHKEY_LOCAL_MACHINE
- PreventOverrideREG_DWORD
UserHKEY_CURRENT_USER
- PreventOverrideREG_DWORD