Microsoft Office 2021 Professional Plus
Microsoft Office 2021 Professional Plus
optional Software to take with you – USB stick, delivered by post
On the stick
- Setup in 32-bit and 64-bit · Office 2021
- Illustrated guide as a PDF
- Office Tool Remover for older versions
- Video: removing old keys
- App for remote technical support
With the stick, the key comes by post too – not by e-mail.
At a glance
Everything you need to know, in plain words.
- Devices1 PCEach licence is for one computer. Need it on more computers? Buy additional licences.
- Licence typePerpetual licencePay once: no subscription, no expiry.
- DeliveryInstantly by e-mailActivation code and download link arrive by e-mail right after payment.
-
Works onWindowsMake sure your computer is of this type.
- LanguageAll languagesChoose English or another language during installation.
- Instantly by e-mailUsually within minutes, for some products within 24 hours
- Pay securelyEncrypted checkout
- Invoice includedWith every order
- Support in 8 languagesDelivery by email · invoice included
Microsoft
Product description
Compatibility and support
Microsoft support for Office 2021 ends in October 2026. After that, Office 2021 will no longer receive security updates. For a new workstation, we recommend a current version such as Office 2024.
Microsoft Office 2021 Professional Plus (LTSC) is the perpetual licence for professional use on Windows and is supplied as a volume licence. Buy once, use for good, no subscription – you receive the product key and download link instantly by email, usually within a few minutes.
Who is Office 2021 Professional Plus for?
For users, offices and businesses that need the full feature set including Access and Publisher and want a stable LTSC version with no recurring costs.
Your benefits
- Perpetual licence instead of a subscription – no monthly fees.
- Full feature set including Access and Publisher.
- LTSC: a fixed feature set with no unexpected changes.
- When buying multiple licences, one volume key for the required number of activations.
- Key delivered instantly by email, invoice included.
New compared with the previous version
- Real-time collaborative editing of documents (co-authoring).
- Dark Mode for working with less eye strain.
- New Excel functions such as XLOOKUP and dynamic arrays.
- Improved search and accessibility.
Included applications
Word, Excel, PowerPoint, Outlook, OneNote, Publisher and Access.
Access and Publisher are available on Windows only.
System requirements
| Operating system | Windows 10 or Windows 11 |
| Processor | 1.6 GHz, at least 2 cores |
| Memory | 4 GB RAM |
| Storage | 4 GB of free disk space |
| Graphics | Resolution of 1280 × 768 or higher |
| Other | Internet connection for download and activation |
Licence & activation
This volume licence (LTSC) is unlocked via volume activation; each activation is valid for 1 PC. When buying multiple licences, you receive ONE product key with the corresponding number of activations. Example: with 10 licences, you receive 1 key with 10 activations – not 10 different keys.
Delivery – what do you receive?
- Product key by email
- Download link and illustrated installation guide
- Invoice included.
Digital product. Delivery is instant by email, usually within a few minutes.
Optionally on a USB stick: On request, we supply the software and codes on a USB stick – sent by registered post, within Germany only, usually in 2–3 working days, free shipping (included in the price). The codes are then sent by post instead of by email.
Important information
- Windows-only version; installation on a Mac is not possible with this licence.
- Microsoft support for Office 2021 ends in October 2026; after that, there will be no further security updates.
- As an LTSC edition, the 2021 feature set remains unchanged permanently.
- Please note: for digital products, the right of withdrawal may expire once performance has begun – for details, please refer to the withdrawal policy.
Frequently asked questions (FAQ)
Are Access and Publisher included?
Yes, in addition to Word, Excel, PowerPoint, Outlook and OneNote, Professional Plus also includes Access and Publisher.
Is this a subscription?
No. You purchase a perpetual licence with a one-off payment and no follow-up costs.
How does activation work when buying several units?
You receive ONE volume key with the corresponding number of activations. With 10 licences, that is 1 key with 10 activations – not 10 individual keys.
How many devices does one activation cover?
Each activation is intended for one PC.
How do I receive the licence?
The product key, download link and instructions arrive by email, usually a few minutes after payment is received. If you choose the optional USB stick, you receive the codes by post.
Will I receive an invoice?
Yes, every order comes with an invoice.
