Microsoft Office 2021 Professional Plus MAK

A Complete Productivity Suite for Your Organisation — Without a Subscription

Microsoft Office 2021 Professional Plus MAK is the definitive one-time purchase productivity suite for businesses, government bodies, and educational institutions that need to equip a defined group of users or devices with classic, powerful desktop applications. This is not a cloud subscription that expires when you stop paying. It is a perpetual licence, activated via a Multiple Activation Key (MAK), designed for organisations that value predictable IT budgets, offline-capable software, and long-term deployment stability. You get the core applications that millions of professionals rely on daily — Word, Excel, PowerPoint, Outlook, Access, Publisher, and OneNote — in a single, manageable volume licence. The key advantage is control: you own the licence, you manage the activation count, and you standardise your fleet on a fixed, supported release without recurring per-user monthly fees.

Key features and benefits

• Complete desktop app arsenal: Includes Word 2021 for document creation, Excel 2021 for data analysis, PowerPoint 2021 for presentations, Outlook 2021 for email and calendars, plus Access 2021 for databases and Publisher 2021 for desktop publishing. OneNote is also included for digital note-taking. This covers virtually every core business productivity task.
• Perpetual licence model: You pay once and own the licence for the life of your devices. There are no monthly or annual subscription fees, making long-term cost forecasting simple and protecting you from price increases.
• MAK volume activation for 50 installations: The Multiple Activation Key allows you to activate the software on up to 50 devices or for 50 users, depending on your internal licensing policy. This is ideal for small to medium-sized fleets, training labs, or departmental rollouts where a Key Management Service (KMS) server is not practical.
• Modern Excel functions for real work: Excel 2021 introduces powerful new functions like XLOOKUP, XMATCH, LET, FILTER, SORT, and UNIQUE, along with dynamic arrays. These dramatically simplify complex lookup tasks, data sorting, and financial modelling, saving hours of manual work.
• Improved collaboration and inking: Work with modern comments for threaded discussions, use ink replay to see the sequence of drawings and annotations, and enjoy more stable document recovery. Co-authoring is supported, allowing multiple users to work on a document simultaneously when saved to a compatible cloud service.
• Offline-first, dependable performance: Unlike browser-based alternatives, these are full desktop applications that run locally on your Windows PC. They perform reliably even with large, complex files and do not depend on a constant internet connection for core functionality.
• Familiar, classic user experience: For organisations migrating from Office 2016 or 2019, the interface is instantly recognisable, minimising retraining costs and user resistance while still delivering significant under-the-hood improvements.
• Professional database and publishing tools: Access 2021 allows you to build and manage desktop databases, forms, and reports for small-scale internal tools. Publisher 2021 remains a valuable tool for creating professional-looking flyers, brochures, labels, and forms without needing a graphic designer.

What's included with your purchase

When you purchase the Microsoft Office 2021 Professional Plus MAK from Lizensa, you receive everything needed for a compliant, verifiable deployment. Your order includes a genuine, Microsoft-verified Multiple Activation Key (MAK) for 50 installations, a secure download link to the official installation media, a detailed activation guide, and a full EU-compliant VAT invoice. This is a perpetual, one-time purchase volume licence. It is not a subscription, not an OEM key tied to a single machine, and not a KMS host key. The MAK allows you to activate installations directly against Microsoft's activation servers, either online or via telephone. The licence is valid for the supported life of the product on Windows 10 or Windows 11. You can reinstall the software on the same device as needed, and the licence is managed by your IT administrator, not tied to an individual's Microsoft account.

Office versions compared — which one should you buy?

Choosing the right Office version is a critical procurement decision. The primary fork in the road is between a one-time purchase like Office 2021 and a subscription-based Microsoft 365 plan.

• One-time purchase (Office 2021 Professional Plus): You pay a single, upfront cost and own the licence perpetually. You get the classic desktop apps with security updates but no new feature updates. This is best for organisations with predictable, long-term planning needs, those who operate in offline or secure environments, and those who want to avoid the administrative overhead of managing user subscriptions. The apps are installed locally and do not require a per-user online account for core functionality.
• Microsoft 365 subscription: You pay a recurring monthly or annual fee per user. You always have the latest feature updates, and the subscription includes cloud services like Exchange email hosting, OneDrive storage, Microsoft Teams, and mobile app licences. This is best for organisations that need the newest features, cloud collaboration, and device management capabilities.

This edition, Office 2021 Professional Plus, is the most complete one-time purchase suite for Windows. It includes all the core apps: Word, Excel, PowerPoint, Outlook, Access, Publisher, and OneNote. It is the ideal choice for businesses and public sector organisations that need the full desktop toolkit without moving to a subscription model. It is fully compatible with documents created in older versions like Office 2016 and 2019, ensuring a smooth transition.

System requirements / compatibility

Before deployment, ensure your Windows devices meet these minimum specifications for a smooth Office 2021 experience.

| Component | Requirement | | :--- | :--- | | Operating System | Windows 10 or Windows 11 | | Processor | 1.6 GHz or faster, 2-core processor | | Memory (RAM) | 4 GB | | Display Resolution | 1280 x 768 | | Available Disk Space | 4 GB | | Internet | Required for download, activation, and updates |

This product supports installation in a wide array of languages, including English, German, French, Spanish, Portuguese, Japanese, Polish, Dutch, Italian, Czech, Swedish, Danish, Finnish, Norwegian, Greek, Hungarian, Romanian, Slovak, Slovenian, Croatian, Bulgarian, Estonian, Lithuanian, and Latvian. Please note that this is a Windows-only product; it is not compatible with macOS, iOS, or Android.

Installation and activation

Your licence journey is designed to be straightforward and secure. After completing your purchase through our Stripe-secured checkout, you will receive an email containing your unique MAK product key and a link to download the official Microsoft installation media. Delivery is typically instant, with the email arriving in under a minute. The activation process involves downloading the software, running the installer, and entering the provided MAK key when prompted. This key will activate the product directly with Microsoft's licensing servers. As an IT administrator, you should keep a secure record of the key and track the number of activations used against your 50-installation limit. If you encounter any issues, Lizensa's free multilingual technical support team is ready to assist. The licence can be reinstalled on the same device if you need to reformat or replace a hard drive.

Why choose Lizensa for your software licences

Procuring volume software licences requires a partner you can trust implicitly. At Lizensa, we have built our reputation on delivering genuine, verifiable Microsoft products with a service level that enterprise buyers expect. When you order from us, your licence key is dispatched digitally within seconds, allowing you to begin your deployment without delay. Every key we sell is sourced directly from authorised European distribution channels, guaranteeing its authenticity and full compliance with Microsoft's licensing terms. Your purchase is protected by EU consumer law, giving you a 14-day right of withdrawal and a full European warranty. We provide a detailed VAT invoice with every order, with reverse-charge mechanisms available for B2B customers across the EU. Our checkout is powered by Stripe, supporting SEPA, iDEAL, BLIK, Google Pay, and major credit cards, ensuring your payment data is handled with the highest level of security. Should you have a technical question before or after your purchase, our free support team is on hand to help in multiple languages. With Lizensa, you are not just buying a key; you are securing a compliant, supported, and worry-free software asset for your organisation.

FAQ — frequently asked questions

Is this a subscription or a one-time purchase?

This is a perpetual, one-time purchase licence. You pay a single price and can use the software for the life of your device without any recurring fees. It is not a Microsoft 365 subscription.

What is a MAK volume licence and how does it work?

MAK stands for Multiple Activation Key. It is a type of volume licence key that allows you to activate a specific number of installations (in this case, 50) directly with Microsoft's activation servers. It is ideal for organisations that do not have or need a local Key Management Service (KMS) server.

How fast will I receive my licence key after purchase?

Our delivery is automated and typically instant. On average, the email containing your licence key and download instructions arrives in under 60 seconds after your payment is confirmed.

Is this a genuine, legal Microsoft licence?

Absolutely. Every licence we sell is sourced from authorised European distributors and is 100% genuine and Microsoft-verified. You will receive a full VAT invoice, providing a clear audit trail for your organisation.

What if I have trouble with the activation process?

We provide a detailed activation guide with your purchase. If you still encounter an issue, our free, multilingual technical support team is available to help you troubleshoot and successfully activate your software.

Can I reinstall or transfer this licence to a new computer?

You can reinstall the software on the same device as many times as needed. As a volume licence, it is managed by your organisation. Transferring a single activation to a new device is generally permitted as a replacement, provided you adhere to the overall 50-activation limit and Microsoft's volume licensing terms.

Does this version of Office work on a Mac?

No. Microsoft Office 2021 Professional Plus is designed exclusively for Windows 10 and Windows 11. It is not compatible with macOS, iOS, or Android.

What payment methods do you accept?

Our checkout is secured by Stripe and accepts a wide range of payment methods, including major credit cards (Visa, Mastercard, American Express), SEPA bank transfers, iDEAL, BLIK, and Google Pay.

Do you provide a VAT invoice for business purchases?

Yes, a full EU-compliant VAT invoice is provided with every purchase. For B2B customers with a valid EU VAT ID, the reverse charge mechanism can be applied during checkout.

What is your refund policy?

We offer a 14-day right of withdrawal in compliance with EU consumer protection law. If you have not activated the key and wish to return it, you are entitled to a full refund.

Which applications are included in Professional Plus that are not in Standard?

Office 2021 Professional Plus includes Access (database management) and Publisher (desktop publishing), in addition to the core Word, Excel, PowerPoint, and Outlook apps found in the Standard edition. It also includes OneNote.

Can I use this key to activate a mix of different language versions?

Yes. The product supports installation in all the listed languages. You can use the same MAK key to activate installations in different languages, such as English on one device and German on another, as long as you stay within your 50-activation limit.