Windows 11 Enterprise Insider Preview Evaluation Copy Jun 2026

A new security feature that creates a hidden, isolated account to handle elevation requests, replacing the traditional dual-token system used by User Account Control (UAC) to reduce vulnerabilities.

An "Evaluation Copy" is a pre-release or trial version of Windows 11 intended for testing. For businesses, this typically refers to a available through the Microsoft Evaluation Center . When paired with the Insider Preview program, it allows organizations to: windows 11 enterprise insider preview evaluation copy

The most reliable way to test from scratch. A new security feature that creates a hidden,

You often cannot "upgrade" an evaluation copy to a full retail version without a clean install. isolated account to handle elevation requests

A product key is generally not required for the initial evaluation, but you must sign in with a Microsoft account to use the software. Important Considerations