Microsoft Office 2019 Professional Plus – Lifetime License Key for 1 PC

Office 2019 Professional Plus for one PC: the full suite at a fixed one-time price

Office 2019 Professional Plus is the complete desktop Office suite from Microsoft's 2019 perpetual release. One key installs Word, Excel, PowerPoint, Outlook, OneNote, Access and Publisher on a single Windows 10 or Windows 11 computer, with no subscription and no renewal. It was the first perpetual Office that required Windows 10, and it introduced features that many users still rely on daily: Morph and Zoom transitions in PowerPoint, funnel charts and map charts in Excel, Focused Inbox in Outlook, and a Focus mode in Word.

We want to be clear about where this product stands. Microsoft ended extended support for Office 2019 on October 14, 2025. The applications continue to install, activate and run, but they no longer receive security updates. That makes Office 2019 Professional Plus a sensible buy in three situations: a secondary or older Windows 10 PC that does not need the newest version, a home or small office that already runs Office 2019 elsewhere and wants every machine on the same build, or a budget that stretches only to the older generation. For the computer you use every day, we recommend the Office 2021 Professional Plus key, supported until October 13, 2026, or the Office 2024 Professional Plus key, supported until October 9, 2029.

What you get with Microsoft Office 2019 Pro Plus

• Word 2019: Focus mode, Learning Tools, improved inking, and the ability to translate text and read documents aloud.
• Excel 2019: new functions including TEXTJOIN, CONCAT, IFS, SWITCH and MAXIFS, plus funnel charts, 2D map charts and improved PivotTable defaults.
• PowerPoint 2019: Morph transition, Zoom for interactive summaries, 4K video export, icon and 3D model insertion.
• Outlook 2019: Focused Inbox, updated contact cards, @mentions in email and easier travel and delivery summaries.
• OneNote: free-form notebooks that sync through a Microsoft account across devices.
• Access 2019: desktop relational databases with new chart types and large number (bigint) support.
• Publisher 2019: desktop publishing for brochures, newsletters, flyers and print-ready layouts.

Because all seven programs come from one installer, the suite shares a single ribbon style, common spelling dictionaries and the same file formats as Office 2016, 2021 and 2024. Anything you save in Office 2019 Pro Plus opens in newer versions and in Microsoft 365 without conversion.

Typical buyers tell us the same few stories. A bookkeeper keeps a second Windows 10 desktop for archives and wants Excel and Access on it without paying for a current-generation seat. A family adds Office to a hand-me-down laptop for a student who needs Word and PowerPoint and occasionally Publisher for a school project. A small firm bought Office 2019 for the front desk years ago and now wants the back office on the identical version so shared templates and macros behave the same. In each case the 2019 suite does the job, and each buyer knows in advance that the version is past its support date.

Office 2019 Professional Plus compared with its siblings

Not sure whether you need the full suite, a lighter edition or a newer year? The table sets Office 2019 Pro Plus beside the editions we sell most often alongside it.

Pick Home and Student if you never use Outlook, Access or Publisher and want the lowest cost. Pick Office 2016 Pro Plus only if the target PC still runs Windows 7 or 8.1. Pick Office 2021 Pro Plus if the machine matters to your work and you want current security patches. Office 2019 Professional Plus is the middle path: the full application set, on Windows 10 or 11, at the price point of an older generation.

Office 2019 system requirements

Office 2019 was designed for Windows 10 and runs equally well on Windows 11. It does not install on Windows 7, Windows 8 or Windows 8.1. Here are the conservative minimums Microsoft published for the suite.

• Operating system: Windows 10 or Windows 11 (any edition), or Windows Server 2019 and later.
• Processor: 1.6 GHz or faster, 2-core processor.
• Memory: 4 GB RAM for the 64-bit version, 2 GB for 32-bit.
• Disk space: 4 GB of available space.
• Display: 1280 x 768 resolution; DirectX 9 or later with WDDM 2.0 driver for graphics acceleration.
• Internet connection for download and one-time activation. A Microsoft account is not required for a Pro Plus key.
• .NET Framework 3.5 or 4.6 and later may be required for some features.

The 64-bit build is the right choice for nearly every modern PC. Choose 32-bit only if you depend on a legacy 32-bit add-in or ActiveX control. Office 2019 must not be mixed with Microsoft 365 or Office 2016 Click-to-Run installs on the same computer; uninstall those first. Standalone 2019 applications such as Visio 2019 or Project 2019 can be added beside the suite, as can Outlook 2019 on a PC where you later decide you want a second mailbox profile. Windows Server 2019 and 2022 Remote Desktop hosts also accept the suite, although in that case the licensing terms of your server environment apply and you should talk to us before ordering.

Licensing: what a perpetual Office 2019 key means

This is a perpetual license for one PC. You pay once, activate once and use the suite indefinitely; there is no subscription and nothing to renew. Support has ended, so there are no new security patches, but the software does not expire and activation servers remain online for older Office versions.

Transfer rights depend on the license type, which we state in the Product Overview table at the top of this page. Retail keys can be moved to another computer after the suite is removed from the original PC. OEM keys are tied to the first PC they activate. Volume (MAK) keys have a limited number of activations and are intended for organizations. If you expect to replace your computer soon and want to carry Office with it, choose a retail listing.

Activation for Pro Plus is straightforward: after installing from the Microsoft link, open any Office application and go to File, Account, Change Product Key, enter the 25 characters and confirm. Most keys activate online in seconds. If Microsoft requests telephone activation, our support team handles the Installation ID and Confirmation ID exchange with you.

Why buy this key from Software in Store

Software in Store is operated by MAKERS UNITY LLC of Sheridan, Wyoming. We are an independent reseller, not affiliated with Microsoft, and we sell only genuine keys that activate on Microsoft's servers with software downloaded from Microsoft. Our approach to an older product like Office 2019 Pro Plus is the same as for the newest release: tell you the facts, deliver quickly and stand behind the key.

• Key emailed within minutes of payment, 7 days a week, and stored under My Account for later reference.
• Official Microsoft download link and a written installation guide specific to Office Pro Plus.
• 30-day money-back guarantee: a replacement key or full refund if the key cannot be activated and we cannot resolve it.
• Real people answering support@softwareinstore.com every day, including help with phone activation.
• Encrypted, PCI-compliant checkout with card, Apple Pay or Google Pay.

See why trust us for more on how we operate. We publish our business address, we answer the support mailbox ourselves, and we would rather talk you out of a purchase that does not fit your PC than sell a key you cannot use.

Related products

Equipping several computers? The Office 2019 Pro Plus key for 5 PCs lowers the per-seat cost for a small office. Buyers who do not need Outlook can save with Office 2019 Home and Student. Mac users in the same household or team can match the generation with Office 2019 Home and Business for Mac. For machines still on Windows 7 or 8.1, Office 2016 Professional Plus is the newest suite that installs. Explore all editions in our Office 2019 category.

Order Office 2019 Professional Plus now

Add the key to your cart, pay securely and watch your inbox: within minutes you will have a genuine Office 2019 Professional Plus key, the Microsoft download link and a guide to get all seven applications running today. Every order is protected by our 30-day money-back guarantee. Read how it works for the exact steps after checkout, or visit our FAQs for common questions about activation and transfers.