tel:‎+1 888 727 4210

Windows 8.1 Pro ®

  • Full install OEM for PC or Mac
  • 1 license key by email
  • Download files for DVD or USB installation
  • 32/64bit
  • Instant order processing
  • Free tech support - activation guaranteed
Price: $65.00

Sales Agreement:

Sales Agreement

Customers must be at least 18 years of age to place an order with Win Key Download. COMPSERV LIMITED is the owner and operator of Win Key Download.
Please note that each order is an offer by you to purchase products from COMPSERV and is subject to these terms and conditions.
COMPSERV owns copyright to all Win Key Download website contents including logo, texts and graphical elements.


1. Definitions

a) 'Company' means COMPSERV LIMITED based in VAN GOGH HOUSE, 158 TWICKENHAM ROAD, ISLEWORTH TW7 7DL UNITED KINGDOM, registered company: 09224086
b) 'Customer' means any individual or corporate identity offering to purchase goods from the company.
c) 'Product' means any product license key that the company has sold or is proposing to sell to the customer.  Free tech support including download links belng additional service available for customer free of charge and with no guarantee is not the product as defined in this paragraph.
d) 'Agreement' means any transaction or proposed transaction between the company and the customer relating to the sale/purchase of the product.
e) These terms and conditions shall apply to and be incorporated into every agreement between the company and the customer.
f) These terms and conditions supersede any previous terms and conditions of the company.
g) These terms and conditions shall take precedence over any terms and conditions of the customer and shall not be varied without the written consent of the company.


2. Price

a) The company shall be entitled to alter prices to correct errors or omissions.
​b) All prices are denominated in US dollars.


3. Payment

a) Payment for all products must be made in full, at the time of order, by any on-line payment method available on the website.
b) The company will not deliver any product before the credit/debit card transaction has been authorized.
c) The company will not deliver products if it has any evidence or suspicion that a credit/debit card is being used fraudulently.
d) The company will pass on all information it holds about a customer on request by the police or other authorities where a credit/debit card has been used to commit fraud or any other crime.


4. Product

The product offered for sale is a second hand product key that can be used to activate matching computer software, and might require phone activation. Company guarantees activation of 1 copy of matching computer software on 1 pc.
Under Article 4 (c) of the European Council Directive 2009/24/EC on the legal protection of computer programs, the product is not "first sale," and is covered by exhaustion rule. The company does not sell download links or provide paid support.


5. Digital Delivery

While the company will do its utmost to deliver the product instantly after payment, it shall have no liability for any delay in email delivery or non-delivery or for any consequential loss. Delays due to circumstances outside the control of the company shall not entitle the customer to cancel any order or to refuse to accept email delivery.


6. Usage

Installation of the software is entirely customers' own responsibility.


7. Cancellations and Refunds

Once you have received a product key by phone,email, or other means of digital delivery the company will not accept its return. It is customer responsibility to install correct software and purchase correct product key.


8. Force Majeure

The company shall not be liable for failure to meet its obligations if such failure results from circumstances which could not have been contemplated and which are beyond the company's reasonable control.


9. Cookies

The customer agrees to the company using cookies on the website.


10. Jurisdiction

COMPSERV Win Key Download website operates under the law of United Kingdom and the European Union.


11. Privacy Policy

The company does not store credit card details nor do we share customer financial details with any 3rd parties.



Windows 8.1 brings together everything you do - from mobile apps for your business, to Office productivity work, to searching and browsing, to accessing all your data from anywhere. Your Windows experience works across all your devices - from the best business tablet, to a thin and light notebook, to your high-performance workstation or all-in-one, whether you are at home, in or around the office, or working on the road. And Windows takes care of the essentials - letting you manage personal devices in your organization, utilize your investments in your enterprise infrastructure, and enhancing the security of your environment.

Windows is a registered trademark of Microsoft.

  • Compserv Limited supply North America with recycled software licenses from the European Economic Area secondary software market.
  • We guarantee product activation for users in the North America region.