Description
A professional Windows experience
Looking to buy Windows 11 Pro in the United States for your business or professional workstation? Windows 11 Pro provides the familiar Windows environment with additional administration, encryption and remote access features. It is designed for people who need more control over their computers, whether working from a home office, managing business equipment or maintaining several workplace devices. The familiar Start menu and taskbar make everyday navigation straightforward while professional tools help you manage security and productivity.
For American businesses and independent professionals, having the right operating system matters. Windows 11 Pro brings together everyday computing features and additional controls that are particularly useful when protecting business information, connecting to company resources or configuring computers for specific tasks.
What Windows 11 Pro includes
Windows 11 Pro contains the features of Windows 11 Home alongside additional professional capabilities:
- BitLocker: Encrypt your drive to help protect stored business information.
- Remote Desktop: Allow remote connections to your PC as a host.
- Business identity: Join a domain or Microsoft Entra ID (formerly Azure AD).
- Group Policy: Configure and manage supported Windows settings.
- Virtualisation: Use Hyper-V to create and operate virtual machines.
- Windows Sandbox: Run applications in an isolated environment.
- Business updates: Use Windows Update for Business to manage update policies.
- Assigned Access: Configure a device for a specific user experience.
You also get the centered Start menu and taskbar, Snap layouts, multi-monitor support, Microsoft Defender and Windows Hello on compatible devices. Hardware-based security includes TPM 2.0.
Windows 11 Pro works with Microsoft 365 applications such as Word, Excel and PowerPoint. A Microsoft 365 subscription or license is not included with this purchase.
Choose your license
Select the option that matches the number of computers you want to equip:
- 1 device: For an individual PC or workstation.
- 5 devices: For a small business or several computers.
- 10 devices: For a larger workstation setup or business deployment.
Each option is a new perpetual license for the current version. This is a one-time purchase rather than a recurring subscription. Volume pricing is available, with a lower price per license when ordering 3, 5 or 10 pieces. The price is displayed in US dollars for the American market.
Why buy from TresBizz
TresBizz is based in Brussels, Belgium and supplies genuine new software licenses through digital delivery. You can complete your purchase using a bank card, Apple Pay, Google Pay or PayPal. Your order is VAT-free and comes with an official invoice. Every purchase is processed digitally, so there is no physical shipment or waiting for a parcel.
Our aim is to make purchasing software straightforward for American customers. You receive the license information by email and can proceed with installation when convenient. If your license key does not activate, TresBizz will arrange a replacement or refund.
System requirements
Before purchasing, check that your computer meets the Windows 11 Pro hardware requirements:
- Compatible 64-bit processor with at least 2 cores running at 1 GHz or faster.
- 4 GB RAM and 64 GB storage.
- UEFI firmware with Secure Boot capability.
- TPM 2.0 security module.
- DirectX 12-compatible graphics with a WDDM 2.0 driver.
- HD display with a resolution of 720p or higher and a screen larger than 9 inches.
- Internet connection for initial setup.
Use Microsoft's PC Health Check application to check compatibility before ordering. Hardware compatibility should be confirmed before installation.
Digital delivery and activation
After ordering, TresBizz sends your Windows 11 Pro license key, download link and installation guide by email. Delivery usually takes place within minutes and no later than 24 hours after your order. Follow the installation instructions to download Windows and enter your license key during the activation process. No USB drive, DVD or physical packaging is sent.
Windows 11 Pro is supported by Microsoft and receives regular security and feature updates. Keep your computer on a supported version through Windows Update. If you encounter an activation problem, contact TresBizz by email. If the supplied key does not work, we will replace it or arrange a refund.
Windows 11 Pro Questions and Answers
Where can I buy Windows 11 Pro in the United States?
Customers in the United States can order Windows 11 Pro from TresBizz with digital delivery. Choose a license for 1, 5 or 10 devices and complete payment in US dollars using a supported payment method.
Is Windows 11 Pro a one-time purchase?
Yes. The license option is a new perpetual license for the current version. It is purchased once and does not require a recurring software subscription.
How long does Windows 11 Pro delivery take?
TresBizz sends the license key, download link and installation guide by email, usually within minutes and at the latest within 24 hours.
What is the difference between Windows 11 Home and Pro?
Windows 11 Pro includes the Home features plus BitLocker, Remote Desktop hosting, domain and Microsoft Entra ID join, Group Policy, Hyper-V, Windows Sandbox and additional business update controls.
What happens if my Windows 11 Pro key does not activate?
Contact TresBizz by email with the activation problem. If the supplied license key does not work, TresBizz will provide a replacement or refund.



















sami –
The new Windows 11 Pro is incredible! It’s fast, efficient, and elegant. I had concerns about upgrading, but Tressbiz IT Company assuaged all my worries. They provided exceptional technical assistance that made the upgrade process a breeze.
saniya –
Windows 11 Pro has brought a remarkable change in my computing experience. I want to extend my appreciation to Tressbiz IT Company. Their expert services ensured a smooth and secure transition to the new system. I’m enjoying the sleek design and boosted productivity.
Sanjay –
Ever since I upgraded to Windows 11 Pro, my experience has been nothing short of spectacular. Thanks to Tressbiz IT Company for making the transition seamless and effortless. Their team provided me with excellent guidance and support throughout the process, truly showcasing their professionalism. The new system is remarkably efficient and user-friendly.
yathish –
I am genuinely impressed with Windows 11 Pro! The improved multitasking and direct access to Android apps are game-changers. A big shout out to Tressbiz IT Company, whose professional services made the upgrade stress-free and easy. Their team was patient, knowledgeable, and highly competent.
surrender –
Windows 11 Pro is truly an upgrade! It’s a joy to use and comes with exciting features. I want to give credit where it’s due – Tressbiz IT Company. Their professionalism and commitment to quality service made the transition easier than I had imagined. They are truly a leader in their field.
Ammara –
Before buying this window activation key, i was really apprehensive about its authenticity. But after getting this in the form of paper, i scrateched my key and used it. I am really glad that this is absolutely original and works perfect!
Kevin –
Received on time. Instructions letter was attached for easy understanding of usage.
Morten –
The product activated sucessfully.
Jamal –
Original product
shiela –
I recently upgraded to Windows 11 Pro, and it’s been a revelation. The system is streamlined, intuitive, and offers a host of new features. But what truly made the experience great was Tressbiz IT Company. Their excellent customer service and technical expertise ensured that the transition was smooth and hassle-free.
sani –
We have four compelling reasons to upgrade to Windows 11 and five compelling reasons to continue with Windows 10.
Shashwat –
Delivered quickly through email, complete code, and everything works.