Install Windows Enterprise

What is Windows Enterprise?

Windows Enterprise is the edition for organizations — such as businesses, government agencies, or larger institutions. It's provided through volume licensing agreements, for example via the Microsoft 365 Admin Center or the Volume Licensing Service Center (VLSC). Enterprise is not sold as a boxed retail product for private individuals.

If you work at a company, Enterprise is usually already deployed by IT or distributed through an internal portal. Obtaining it directly as an individual is not the typical route.

Enterprise vs. Evaluation vs. LTSC

There are several variants around Enterprise that are often confused:

LTSC stands for "Long-Term Servicing Channel." This variant mainly receives security updates over a long period and forgoes most feature changes. It's designed for special cases (e.g., devices that need to run unchanged for a long time) — not for a typical office or home PC.

What you need

• Authorization through your organization or a valid licensing path (volume license, subscription) — or, only for testing, access to the Microsoft Evaluation Center.
• An official Enterprise ISO from an authorized channel (company portal, M365 Admin Center/VLSC, or Evaluation Center). No ISO from unofficial sites.
• The corresponding activation path for your organization (e.g., centralized activation by IT).
• An empty USB drive with at least 8 GB (its contents will be erased).
• Rufus to create the boot drive — only from rufus.ie or the official GitHub project.
• A PC that meets the system requirements (for Windows 11, among others, TPM 2.0 and Secure Boot).

Before you start

• Licensing path clarified: production use through the organization, or explicitly just a trial via Evaluation.
• Source of the ISO verified: downloaded from the company portal, M365 Admin Center/VLSC, or Evaluation Center.
• Backup created: important files backed up externally (a clean install erases the partition's data).
• System requirements checked: for Windows 11, tested with the PC Health Check app (TPM 2.0, Secure Boot, supported CPU).
• For company devices: checked with the IT department whether a reinstall is intended.
• Power adapter connected, stable internet connection available.

Overview of the paths

Depending on your situation, there are several, clearly distinct paths to Windows Enterprise:

1. Company-provided deployment: The IT department deploys Enterprise ready-to-use or distributes it through an internal system. This is the normal case in a corporate environment.
2. Download via an authorized Microsoft channel: Through the volume license or the Microsoft 365 Admin Center, authorized administrators download the official ISO and keys.
3. Evaluation for testing: For pure trial purposes, the Microsoft Evaluation Center (where available) provides a time-limited trial version — not a perpetual license.
4. Installation via USB drive: From the official ISO, you use Rufus to create a bootable drive and install Windows.
5. Activation by the organization: Final activation takes place through your organization's licensing path.

Step by step

The following steps assume that you have an official Enterprise ISO from an authorized channel and that the licensing/activation path through your organization or Evaluation has already been clarified.

Common problems

"This PC can't run Windows 11"

This is usually caused by an unsupported CPU, disabled TPM 2.0, disabled Secure Boot, or insufficient RAM/storage. Enable TPM and Secure Boot in the firmware and check with the PC Health Check app. See also our UEFI/BIOS guide.

GPT/MBR error during installation

If you get an error about the "GPT partition style," boot the drive in UEFI mode, or delete all partitions in the custom installation and select the free space.

"No drives were found"

On some devices (Intel RST/VMD), the storage controller driver is missing. Load it via "Load driver" from the PC or motherboard manufacturer.

Evaluation expires

Enterprise Evaluation is time-limited (typically 90 days) and not a perpetual license. For production use, you need a regular Enterprise license through your organization. "Extending" it through unofficial methods is not supported.

After installation

• Run Windows Update and install all updates.
• Check device drivers (graphics, Wi-Fi, chipset) and download updates from the manufacturer if needed.
• Check activation status: Settings → System → Activation.
• Complete enrollment into the organization's management (policies, security software).
• For Evaluation: keep an eye on the expiration date — use only for testing.
• Set up data backup.

Activation

Windows Enterprise is activated through your organization's licensing path — for example, through centralized activation by IT, a volume license key, or a subscription (e.g., via Microsoft 365). The edition must match the license: an Enterprise licensing path only works with an Enterprise installation. Enterprise Evaluation activates as a time-limited trial version and is not a perpetual license. If anything is unclear, contact your IT department.

Frequently asked questions (FAQ)

Matching licenses

Do you need Windows for private or small business use — without an organization behind it? Then Windows Home or Pro are the right editions.

More guides

Sources

• Microsoft Evaluation Center: microsoft.com/de-de/evalcenter
• Windows 11 Enterprise (Evaluation): microsoft.com/de-de/evalcenter/evaluate-windows-11-enterprise
• Windows 11 system requirements: microsoft.com/de-de/windows/windows-11-specifications
• Enable TPM 2.0: support.microsoft.com – Enable TPM 2.0
• Secure Boot: support.microsoft.com – Windows 11 and Secure Boot
• Rufus (official): rufus.ie

Last updated: July 2026