Disable Developer Tools

Supported on: Microsoft Windows 7 or later

Registry

HKLM Software\Policies\Google\Chrome

HKCU Software\Policies\Google\Chrome

Value name: DeveloperToolsDisabled

Enabled: DeveloperToolsDisabled = 1

Disabled: DeveloperToolsDisabled = 0

This policy is deprecated. Its usage is discouraged. Read more at https://support.google.com/chrome/a/answer/7643500