Microsoft Office 2016 Pro Plus LTSC

Office 2016 Pro Plus LTSC Key for One Windows PC

This listing is a Microsoft Office 2016 Pro Plus LTSC product key for one Windows PC. After payment, you receive the 25-character key and a download link by email, install Office Professional Plus 2016, and activate it online inside the Office apps.

Office 2016 Pro Plus LTSC is a one-time purchase. It is not a Microsoft 365 subscription, so there is no renewal fee, no monthly sign-in requirement and no cloud storage included.

It suits you if you need the full classic desktop suite, including Access and Publisher, on a Windows PC, or if you need to match an existing Office 2016 setup at work or school.

What you get	Details
Product	Microsoft Office Professional Plus 2016 (sold as Office 2016 Pro Plus LTSC)
Devices	1 Windows PC
Activation	Online, inside the Office app
Delivery	Product key and download link by email
License type	One-time purchase, not a subscription
Platform	Windows only (not macOS, iOS or Android)
Microsoft support	Ended October 14, 2025

What Happens After You Order

Here is the path from checkout to a working copy of Office 2016 Pro Plus LTSC:

1. Complete your order at checkout.
2. Receive your product key, download link and setup instructions by email after payment is confirmed.
3. Find the same details at any time under your orders in My Account.
4. Remove any other Office version from the PC, install Office Professional Plus 2016 and activate it with your key.

If the email does not arrive, check your spam folder first, then contact support with your order number.

What Does “LTSC” Mean for Office 2016 Pro Plus?

LTSC stands for Long-Term Servicing Channel, Microsoft’s name for fixed, non-subscription Office releases that do not receive new features after launch. You buy the version once, and it stays the same.

Strictly speaking, Microsoft introduced the Office LTSC brand with Office LTSC 2021. For Office 2016, the same idea was simply called Office Professional Plus 2016, the volume-licensed edition for organizations. Many buyers still search for “Office 2016 Pro Plus LTSC” when they mean this fixed, perpetual edition, which is why the listing uses that name.

In practical terms, Office 2016 Pro Plus LTSC gives you the same desktop apps as Office Professional Plus 2016. After activation, File → Account shows Microsoft Office Professional Plus 2016.

Office 2016 Pro Plus LTSC Support Status

Microsoft ended support for Office 2016 on October 14, 2025. Mainstream support had already ended on October 13, 2020. Microsoft’s official Office 2016 lifecycle page confirms both dates.

End of support affects Microsoft’s servicing commitment rather than switching the software off. Office 2016 Pro Plus LTSC still installs, activates and opens your files, but it no longer receives security updates, bug fixes or technical support from Microsoft.

That has two practical consequences:

• Keep Windows, your antivirus and your browser fully updated.
• Treat unexpected attachments and macro-enabled files with extra care.

Microsoft also no longer supports connecting Office 2016 to Microsoft 365 services such as Exchange Online. Connections may still work, but they are not guaranteed.

If you want ongoing security updates, Office 2024 Professional Plus LTSC is the current supported alternative, with support until October 9, 2029. Office LTSC 2021 is not a long-term escape route, because its support ends on October 13, 2026.

Office 2016 Pro Plus LTSC vs Newer Office Versions

Version and support date matter more than the edition name when you compare perpetual Office releases:

Version	Released	Support ends	Current status
Office LTSC 2024 / Office 2024	September 2024 / October 1, 2024	October 9, 2029	Supported
Office LTSC 2021 / Office 2021	October 5, 2021	October 13, 2026	Supported until October 2026
Office 2019	September 24, 2018	October 14, 2025	Out of support
Office 2016	September 22, 2015	October 14, 2025	Out of support

For new long-term installations, Office LTSC 2024 is the version that still has years of Microsoft security updates ahead of it. Office 2016 Pro Plus LTSC remains a practical choice when compatibility with an existing Office 2016 environment matters more than future updates.

One detail worth checking: Office LTSC 2024 does not include Publisher. If you still depend on Publisher files, Office 2016 Pro Plus LTSC includes it, but plan to convert important .pub files to PDF or Word over time.

Applications Included in Office 2016 Pro Plus LTSC

Office 2016 Pro Plus LTSC is the most complete Office 2016 edition for Windows. It includes these desktop apps:

Application	What you use it for
Word 2016	Documents, letters, reports and mail merge
Excel 2016	Spreadsheets, formulas, PivotTables, charts and Get & Transform (Power Query)
PowerPoint 2016	Presentations and slide shows
Outlook 2016	Email, calendar, contacts and tasks
OneNote 2016	Digital notebooks and notes
Access 2016	Desktop databases, forms, queries and reports
Publisher 2016	Flyers, newsletters, brochures and print layouts
Skype for Business 2016	Business messaging and meetings (requires a Skype for Business server or service)

Microsoft Project and Visio are not part of Office Professional Plus 2016. They are licensed separately in the Microsoft Project and Microsoft Visio ranges.

Key Office 2016 Features

Office 2016 is a mature release, and its strengths are practical rather than flashy. The most useful additions over Office 2013 are:

• Tell Me box: type what you want to do and Office finds the command.
• New Excel charts: Waterfall, Histogram, Pareto, Box and Whisker, Treemap and Sunburst.
• Get & Transform: Power Query built into Excel for importing and cleaning data.
• Forecast Sheet: one-click forecasts from time-based data in Excel.
• Smart Lookup: definitions and web results from inside a document.
• Local desktop apps: everything runs on your PC, so you can work offline after activation.

Features that depend on online services, such as Smart Lookup and co-authoring through OneDrive or SharePoint, may behave less reliably now that Office 2016 is out of support.

Office 2016 Pro Plus LTSC System Requirements

Office 2016 Pro Plus LTSC runs on Windows PCs only. Microsoft lists these minimum requirements:

Requirement	Minimum
Operating system	Windows 11, Windows 10, Windows 8.1 or Windows 7 SP1; Windows Server 2016, 2012 R2, 2012 or 2008 R2
Processor	1 GHz or faster x86 or x64 processor with SSE2
Memory	2 GB RAM
Disk space	3 GB available
Display	1280 x 800 resolution
Graphics	DirectX 10 graphics card for hardware acceleration
Internet	Required for download and activation

These are minimum specifications, not a promise of ideal performance. For comfortable everyday use, 4 GB of RAM or more and an SSD make a noticeable difference.

Most users should install the 64-bit version. Choose 32-bit only if an older add-in or macro specifically requires it.

File Compatibility With Newer Office Versions

Office 2016 uses the same file formats as newer versions, so .docx, .xlsx and .pptx files move freely between Office 2016, 2019, 2021, 2024 and Microsoft 365.

The catch is newer features inside those files. Excel 2016 does not support functions added later, such as XLOOKUP, dynamic arrays and LET, so formulas that use them may show a #NAME? error when opened in Office 2016.

If you share workbooks with colleagues on newer versions, agree on which functions everyone can use. It is a small conversation that prevents a lot of confused spreadsheet forensics later.

32-Bit or 64-Bit Office 2016?

The same Office 2016 Pro Plus LTSC key activates either architecture, but you can only install one of them on a PC:

Choose	When
64-bit	Most modern PCs, large Excel workbooks, Access databases and Windows 10 or 11 systems
32-bit	Older add-ins, ActiveX controls or VBA macros that were written only for 32-bit Office

If you are unsure, check which add-ins your work depends on before installing. Switching later means uninstalling and reinstalling Office.

Using Office 2016 Pro Plus LTSC in a Small Business

Office Professional Plus 2016 is licensed per device. Each PC that runs Office needs its own license, so five PCs need five keys.

Mixing Office versions in one office is common and usually works, as long as you keep the file compatibility points above in mind. Standardizing on one version makes support, training and macro maintenance simpler.

For business-critical or regulated work, an unsupported Office version may conflict with security or compliance policies. If that applies to you, involve your IT administrator before choosing Office 2016.

Before You Install: Office 2016 Pro Plus LTSC Checklist

A few quick checks make installation far smoother:

Requirement	Done
Other Office versions and Microsoft 365 trials removed	☐
Windows fully updated and restarted	☐
32-bit or 64-bit decided based on your add-ins	☐
At least 3 GB of free disk space	☐
Correct date, time and time zone on the PC	☐
Product key copied from your order email or My Account	☐
Important documents backed up	☐

How to Install and Activate Office 2016 Pro Plus LTSC

Setup normally takes 15 to 30 minutes, most of it waiting for the installer:

1. Uninstall any other Office version or preinstalled Microsoft 365 trial from the PC, then restart.
2. Check that the PC’s date, time and internet connection are correct.
3. Run the installer from the download link in your order email and wait for installation to finish.
4. Open Word or any other Office app.
5. When prompted, enter your 25-character product key. If you are not prompted, go to File → Account → Change Product Key.
6. Follow the on-screen steps. Office activates automatically over the internet.
7. Confirm under File → Account that it shows Product Activated and Microsoft Office Professional Plus 2016.

Ten minutes of cleanup before installing can save an afternoon of chasing activation errors. The most common cause of trouble is a leftover Office or Microsoft 365 installation.

If Office ever asks you to activate by telephone instead, the Bcdkey Get Confirmation ID tool and our guide on how to activate Microsoft Office by phone walk you through it.

How to Check Which Office Version You Have

If Office is already on the PC, check the version before you buy or reinstall:

1. Open Word or Excel.
2. Go to File → Account.
3. Read the product name under Product Information, for example Microsoft Office Professional Plus 2016.
4. Click About Word or About Excel to see the exact build and whether it is 32-bit or 64-bit.

If the account page shows Microsoft 365 or a different edition, uninstall it before installing Office 2016 Pro Plus LTSC. Two Office versions on one PC rarely get along.

If Activation Does Not Work

Most activation problems have a simple cause:

• Another Office version or Microsoft 365 trial is still installed.
• A different Office edition was installed instead of Professional Plus 2016.
• The PC’s date, time or internet connection is incorrect.
• A firewall, proxy or VPN is blocking the activation server.

If the problem continues, open a support ticket with your order number and a screenshot of the error message, and the Bcdkey team will help you.

Office 2016 Pro Plus LTSC vs Other Office 2016 Options

Bcdkey offers several Office Professional Plus 2016 listings. They install the same applications, but the activation method differs:

Product	Activation	Best for
Office 2016 Pro Plus LTSC (this product)	Online, inside the Office app	Users searching for the fixed, non-subscription LTSC-style edition
Office Pro Plus 2016 Online Activation	Online, inside the Office app	Users who want the standard retail listing
Office Pro Plus 2016 Phone Activation	Confirmation ID, no call usually needed	Users comfortable with one extra activation step

You can compare every edition on the Office 2016 category page.

Is Office 2016 Pro Plus LTSC Right for You?

Office 2016 Pro Plus LTSC is a good fit when you:

• Need Access and Publisher as well as Word, Excel and PowerPoint
• Must match Office 2016 used elsewhere in your office or school
• Rely on older add-ins, templates or macros built for Office 2016
• Prefer a one-time purchase over a subscription
• Work mostly with local files on a Windows PC

A newer version is usually the better choice when you:

• Want Microsoft security updates for the next several years
• Use Outlook with Exchange Online or other Microsoft 365 services
• Handle sensitive client data where supported software is a compliance requirement
• Need Office on a Mac

Newer is not automatically better if Office 2016 already does everything you need. Still, an older release is a bit like a reliable car without a warranty: perfectly usable, as long as you know what you are giving up. Browse the full Microsoft Office range if you want a supported version.

Important Information Before You Buy

Please read these points before checkout:

• The key activates Office Professional Plus 2016 on one Windows PC only.
• The key can be activated once and cannot be transferred to another computer.
• Reactivation after reinstalling Windows, formatting the drive or replacing hardware is not guaranteed. Contact support before you reinstall.
• Office 2016 should not be installed alongside Office 2019, 2021, 2024 or Microsoft 365 on the same PC.
• This is not a Microsoft 365 subscription and does not include OneDrive storage.
• Microsoft support for Office 2016 ended on October 14, 2025.

Your key and download link are also saved in My Account. Need licenses for several PCs? The Bcdkey B2B Wholesale Program is set up for business orders.

Why Buy Your Office 2016 Key From Bcdkey

Bcdkey focuses on digital software licenses and keeps the buying process straightforward:

• Product key and download link sent by email after payment
• Orders stored in My Account, with order tracking
• Support tickets for installation and activation questions
• Clear activation steps on every Office product page
• Published refund, privacy and payment policies
• Operated by SPARLESOFT LTD, a UK-registered company

Answers to common ordering questions are collected on the Bcdkey FAQs page.

FAQ About Microsoft Office 2016 Pro Plus LTSC

What is Office 2016 Pro Plus LTSC?

It is a one-time purchase license for Microsoft Office Professional Plus 2016 on one Windows PC. It includes Word, Excel, PowerPoint, Outlook, OneNote, Access, Publisher and Skype for Business.

Is there an official Office 2016 LTSC version?

Not by that name. Microsoft introduced the Office LTSC brand with Office LTSC 2021, and the equivalent fixed edition of Office 2016 is called Office Professional Plus 2016.

Is Office 2016 Pro Plus LTSC a lifetime license?

Yes. It is a perpetual license with no renewal fee, so Office keeps working on the activated PC. Microsoft security updates, however, ended on October 14, 2025.

How is the key delivered?

By email after payment is confirmed, together with a download link and instructions. The key is also available under your orders in My Account.

Can I use this key on more than one computer?

No. The key activates Office Professional Plus 2016 on one Windows PC and cannot be transferred to another computer.

Does Office 2016 Pro Plus LTSC work on Windows 11?

Yes. Office 2016 installs and runs on Windows 11 and Windows 10, but Microsoft no longer provides updates for it after October 14, 2025.

Does it work on a Mac?

No. Office 2016 Pro Plus LTSC is for Windows only. Mac users need an Office for Mac license.

Is Office 2016 the same as Microsoft 365?

No. Office 2016 is a one-time purchase with fixed desktop apps, while Microsoft 365 is a subscription with cloud storage and ongoing feature updates.

Should I buy Office 2016 or Office LTSC 2024?

Choose Office LTSC 2024 if you want Microsoft security updates until October 9, 2029. Choose Office 2016 Pro Plus LTSC if you specifically need Office 2016 compatibility or Publisher.

Can Office 2016 open files created in Office 2024 or Microsoft 365?

Yes. The file formats are the same, but formulas or features added after 2016, such as XLOOKUP in Excel, may not work in Office 2016.

Do I need an internet connection?

Yes, for downloading and activating Office. After activation, the desktop apps work offline.

Does Office 2016 Pro Plus LTSC include Publisher and Access?

Yes. Both Access 2016 and Publisher 2016 are included, along with Word, Excel, PowerPoint, Outlook, OneNote and Skype for Business.

Will Office 2016 Pro Plus LTSC receive new features?

No. Office 2016 is a fixed release, so its features stay as they were at launch plus earlier updates, and Microsoft no longer publishes new updates for it.

Can I reinstall Office after activation?

Reactivation after reinstalling Windows or changing hardware is not guaranteed. Contact Bcdkey support before reinstalling so we can advise you.

When you are ready to set up Office on your Windows PC, add the Office 2016 Pro Plus LTSC key to your cart, and your key and download link arrive by email after payment.