Office 2021 Professional Plus 3-PC Pack
Genuine Digital License

Office 2021 Professional Plus 3-PC Pack

$174.00

Three genuine Office 2021 Professional Plus keys in one order - cover three PCs with the classic Office suite, no subscription fees.

3 Keys, One OrderOffice 2021 Pro PlusPerpetual LicenseNo SubscriptionVolume Value
Secure Checkout
SSL Encrypted
Instant Delivery
Within 10 Minutes
Genuine License
100% Authentic
14-Day Refund
No activation risk
Activation Success
Verified keys
FAQ & Help

Features

Three separate Office 2021 Professional Plus keys - activate three PCs
All keys delivered by email in a single order
Word, Excel, PowerPoint, Outlook, OneNote, Publisher, Access
Perpetual licenses - one-time purchase, no subscription
14-day refund guarantee and lifetime activation support

Product Details

versionOffice 2021 Pro Plus
platformWindows PC
langEnglish
activationDigital License
typeMulti-PC Pack (3 keys)
supportLifetime

How It Works

1
Purchase & Pay
Complete secure checkout via PayPal or Stripe
2
Receive Instantly
License key delivered to your email within minutes
3
Activate & Enjoy
Follow email instructions to activate your license

System Requirements

OSWindows 11, Windows 10, or Windows Server 2019 or newer
CPU1.6 GHz or faster, 2+ cores recommended
RAM4 GB minimum, 8 GB recommended
Storage4 GB available disk space per PC
InternetInternet required for installation and activation

License Type

Volume-Channel Enterprise License

Server and SQL runtime licenses are delivered through volume channels for business server workloads, licensed per 16-core minimum (2 processors) or as runtime editions bundled with an application.

What you can do
  • ✓License up to 16 cores (2 physical processors)
  • ✓Run in virtualized environments
  • ✓Include compliance documentation for audits
Limitations
  • ✕Cover additional cores without supplementary licenses
  • ✕Be used on end-user desktops

If Activation Fails

Free replacement · 14-day refund · 24h support response
Content last updated: Sep 24, 2026
  1. 1Activate fails or shows an error code? First confirm you installed from the official Microsoft ISO/installer linked in your delivery email — unofficial media is the most common cause.
  2. 2Still failing? Contact support with your order number and the exact error message. Our team responds within 24 hours (priority channel for enterprise orders).
  3. 3If the key cannot be activated through no fault of yours, we replace it free of charge — or refund you within 14 days of purchase.

Quick Answer

Office 2021 Professional Plus 3-PC Pack is a genuine Multi-PC Pack (3 keys) license delivered by email within 10 minutes of purchase. The key activates via digital license on Windows PC, includes lifetime support, and is covered by our activation guarantee: if the key fails to activate through no fault of yours, we replace it free of charge or refund you within 14 days. Buying for a team? Request a volume quote — 5+ keys qualify for tiered pricing with VAT invoices.

Need 5 or more licenses?

Volume pricing from 5 keys · VAT invoices · PO purchasing · CSV bulk delivery · custom quote in 24h

Get a Volume Quote

FAQ

How long does delivery take?
Delivery is instant -- your license key is sent via email within minutes after payment confirmation, and in most cases within 10 minutes.
Is this a genuine license?
Yes. All licenses sold on KeyStarter are 100% genuine. OEM keys are sourced from vetted Microsoft partners.
Will I receive a physical disc or USB?
No physical media is included. You will receive a digital license key via email.
Can I use this on multiple computers?
Each license is for one device only.
Do you offer refunds?
We offer refunds within 14 days of purchase if your key was not delivered or is invalid and cannot be replaced. Contact [email protected] for activation issues.

Write a Review

Reviews are moderated. Add your order number to get a Verified badge.