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Buy Windows 11 Pro & Office 2021 Professional Plus online in 3 easy steps

  1. Buy

    1. Buy

    Choose your product and pay securely online.

  2. Download

    2. Download

    Download it right after your purchase.

  3. Install

    3. Install

    Install it and activate it with the product key from your email.

Why buy software at Software-Dealz?

Original, legal software licences

We only sell genuine, verified software licences.

Low prices without compromise

Get full versions at competitive prices, always with a legally valid licence.

Instant delivery, easy activation

After your purchase you get your product key and download instructions by e-mail, so you can install and activate your software right away.

Secure online shopping

Our shop ensures secure payments and reliable customer support.

Buy Windows 11 Pro and Office 2021 Professional Plus together

Set up your PC with this complete bundle. Windows 11 Pro is the current version of Windows, with BitLocker, Remote Desktop and Hyper-V. Office 2021 Professional Plus includes Word, Excel, PowerPoint, Outlook, OneNote, Access and Publisher. You receive two genuine product keys as perpetual licences.

Your benefits

  • One order for your operating system and Office
  • No subscription: pay once and keep using both programs
  • Get started quickly: Both product keys arrive by email within a few minutes of paying online.
  • One PC for both: Windows 11 Pro and Office 2021 run together on one PC.

What's included

  • Product key for Windows 11 Pro
  • Product key for Office 2021 Professional Plus
  • Download of Windows 11 Pro (64-bit) and Office 2021 Professional Plus (32-bit and 64-bit)

Licence details

  • Licence term: perpetual, no subscription
  • Devices: one PC per program
  • Platform: Windows
  • Activation: online with the relevant product key
  • Delivery: digital, no DVD or USB stick
  • Language: all languages
  • Authenticity: genuine software licences

Windows 11 Pro: security, management and virtualisation

Windows 11 Pro is designed for professional users and businesses.

  • BitLocker encrypts drives and protects your data.
  • Remote Desktop lets you access your PC remotely.
  • Domain join connects PCs to managed company networks.
  • Group Policy controls system and user settings.
  • With Hyper-V you run virtual machines.
  • In Windows Sandbox you test applications isolated from the system.
  • With Windows Update for Business you manage updates in a controlled way.
  • Assigned Access restricts a device to selected applications.
  • Windows Hello for Business secures sign-in.
  • Snap layouts, virtual desktops and tabs in File Explorer organise windows, projects and folders.

Office 2021 Professional Plus: all programs

  • Word 2021 for documents, reports and letters
  • Excel 2021 for spreadsheets and analysis, with XLOOKUP and dynamic arrays
  • PowerPoint 2021 for presentations with new designs and animations
  • Outlook 2021 for email, appointments and contacts
  • OneNote for digital notes
  • Access 2021 for databases
  • Publisher 2021 for brochures, flyers and marketing material

Office 2021 loads faster than older versions. With a Microsoft account, you save and share files via OneDrive.

Who is the bundle for?

  • Home office: email, meetings and remote work, with your data protected by BitLocker.
  • Freelancers and small businesses: managed PCs with domain join and Group Policy, databases with Access, marketing material with Publisher.
  • Advanced users: Hyper-V and Windows Sandbox for technical tasks.

Delivery and activation

  1. Order and pay online.
  2. You receive an email with both product keys and download links. Both are also in your customer account.
  3. Windows 11 Pro: Open Settings > System > Activation, select ‘Change product key’, enter the Windows product key and confirm with ‘Next’. For a fresh installation, use the download.
  4. Office 2021 Professional Plus: Download and open the installation file, start setup and enter the Office product key to activate.

Installing on one PC

If another version of Office is already installed on the PC, such as a preinstalled Microsoft 365, please uninstall it first. You can find what your PC needs for both programs on the System requirements tab.

Updates and end of support

Windows 11 Pro continues to receive updates from Microsoft. Microsoft ended support for Office 2021 in October 2026. Office 2021 keeps working, but no longer receives security updates.

Help with installation and activation

Our support team helps by email and phone, Mon–Fri 10:00–19:00 German time. Our money-back guarantee for activation problems also applies. You are buying from a retailer certified by Trusted Shops.

Applications: Access, Excel, OneNote, Outlook, PowerPoint, Publisher, Word
Language: All languages
Licence term: Perpetual licence (unlimited)
Licence unit: PC
Number of licences: 1
Platform: Windows
System: Windows
Year: 2021

System requirements

Your PC must meet the requirements of both programs.

Windows 11 Pro

  • Processor: 1 GHz or faster, at least 2 cores, compatible 64-bit processor or SoC
  • Memory: 4 GB
  • Storage: 64 GB
  • System firmware: UEFI with Secure Boot
  • TPM: version 2.0
  • Graphics card: DirectX 12 with WDDM 2.0
  • Display: 720p, over 9 inches diagonal, 8-bit colour depth
  • Setup: internet connection and Microsoft account

Office 2021 Professional Plus

  • Operating system: Windows 10 or Windows 11
  • Processor: 1.1 GHz or faster, 2 cores
  • Memory: 4 GB
  • Disk space: 4 GB free
  • Display: 1280 × 768
  • Graphics card: DirectX 9 or later
  • Internet: for download, activation and updates

487 of 487 reviews

Average rating of 4.84 out of 5 stars


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10 - 10 of 487 reviews

11 August 2025 00:00

Review with rating of 5 out of 5 stars

einwandfreie Lieferung

Review of: Windows 11 Pro

einwandfreie Lieferung, bei dem Problem (von mir verursacht) schnelle Hilfe

11 August 2025 00:00

Review with rating of 5 out of 5 stars

Produkt funktioniert einwandfrei.

Review of: Windows 11 Pro

Produkt funktioniert einwandfrei.

11 August 2025 00:00

Review with rating of 5 out of 5 stars

Unkompliziert

Review of: Office 2021 Professional Plus

Unkompliziert, kompetente Auskunft...alle Fehler behoben durch ein kurzes Telefonat. Unbedingt zu empfehlen.

10 August 2025 00:00

Review with rating of 5 out of 5 stars

Golya

Review of: Windows 11 Pro

noch nicht ausprobiert schnelle und gute lieferung

9 August 2025 00:00

Review with rating of 5 out of 5 stars

Win 11 pro usb stick

Review of: Windows 11 Pro

Versand hat fast ne Woche gedauert ( Post Problem)
Aber sonst …..perfekt!!!

9 August 2025 00:00

Review with rating of 5 out of 5 stars

Top

Review of: Windows 11 Pro

Top

8 August 2025 00:00

Review with rating of 5 out of 5 stars

Einwandfreie Ware und professionelle…

Review of: Windows 11 Pro

Einwandfreie Ware und professionelle Abwicklung. Super .

7 August 2025 00:00

Review with rating of 5 out of 5 stars

Die Bestellung wurde schnell und…

Review of: Windows 11 Pro

Die Bestellung wurde schnell und korrekt ausgeführt.

7 August 2025 00:00

Review with rating of 5 out of 5 stars

danke

Review of: Windows 11 Pro

danke

7 August 2025 00:00

Review with rating of 5 out of 5 stars

Gerne wieder,

Review of: Office 2021 Professional Plus

Gemäß Angebot habe ich Office 2019-2021 USB Stick online gekauft. Die Lieferung und Installation erfolgten optimal.
Gerne wieder,

Windows 11 Pro and Office 2021 Professional Plus can be installed together on one PC.

If another version of Office is already installed on the PC, such as a preinstalled copy of Microsoft 365, please uninstall it first. Two versions of Office with the same programs can't run side by side.

Keep the installation file and product key for your previous version of Office in case you need it again later.

Shipping and payment terms

Download: Product key and download arrive by email at no charge and are available in your customer account, immediately after online payment.

Data carriers: The USB stick or DVD additionally comes by post: 5,99 € to Germany (1–3 working days), 8,99 € to Austria and 12,49 € to Switzerland (1–4 working days).

Payment methods: Credit card, Apple Pay, Google Pay, Amazon Pay, Klarna, Link, EPS, Przelewy24, TWINT and Revolut Pay, plus prepayment by bank transfer and, for businesses, purchase on invoice. Which online payment methods you see depends on country, currency and device.

All prices are final prices including statutory VAT; for data carriers, plus shipping costs.

All details on shipping and payment

100% secure payment

  • Your payment information is processed securely.
  • We do not store any credit card data.
  • We have no access to your credit card data.

Why customers like shopping at Software-Dealz

Fast digital delivery

Within a few minutes of online payment by email, then download right away.

Money-back guarantee for activation problems

If activation still fails despite our help, we refund the purchase price.

Help with setup

We help by email and phone, Mon–Fri 10 am–7 pm (German time).

Shop with confidence

Encrypted payment, a merchant certified by Trusted Shops.