Office 2021 stops receiving updates next month

📡 AI News 2026-09-20 4 min read

Office 2021 stops receiving updates next month, but don't rush to switch to a subscription just yet. Microsoft has confirmed that Office 2021 (LTSC version) will end support on October 13, less than a month away. This end-of-support covers 11 LTSC components including Word, Excel, PowerPoint, and Outlook, and Microsoft's official standard recommendation is for small organizations to move to Mi

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Office 2021 stops receiving updates next month, but don't rush to switch to a subscription just yet. Microsoft has confirmed that Office 2021 (LTSC version) will end support on October 13, less than a

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Office 2021 Stops Getting Updates Next Month, But Don't Rush to Switch to a Subscription

Microsoft has confirmed that Office 2021 (LTSC version) will end support on October 13 — less than a month away. This cutoff covers 11 LTSC components including Word, Excel, PowerPoint, and Outlook. Microsoft's official recommendation is for small organizations to move to a Microsoft 365 subscription.

What's Ending Is Updates, Not Your Software

Many people's first reaction is "so is my Office dead now?" Quite the opposite — an already-installed Office 2021 will still open, edit, and print as usual. Only two things are stopping: security patches and feature updates. In plain terms, the software still works; Microsoft just won't look after it anymore.

One more heads-up: Publisher bowed out even earlier, retiring completely on October 1, since it didn't make the cut for Office 2024 or Microsoft 365.

Where Microsoft Wants You to Go

For small organizations (under 300 seats), Microsoft offers three subscription options as the answer:

Recommended Plan Model
Microsoft 365 Business Premium Per-user subscription
Microsoft 365 Business Standard Per-user subscription
Microsoft 365 Apps for Business Per-user subscription

Unlike a one-time purchase, all three are billed annually. Switching means paying again, so you'd better run the numbers first.

The Perpetual Version Has Been on a Countdown All Along

What stings more: even if you pay for the new perpetual Office 2024 today, it only has official support until October 2029. Once that passes, a second wave of cutoffs will arrive, and by then the only road forward will be subscriptions.

In other words, the "pay once, use long-term" promise of perpetual licenses actually only lasts a few years. Office perpetual versions are being slowly backed into a corner.

What Exactly Does Office 2024 Do Better Than 2021

Since you'll eventually have to face a version change, is the new perpetual Office 2024 worth the extra spend? Put the two side by side and it's clearer.

Comparison Office 2021 Office 2024
Official support until 2026-10-13 2029-10
Interface Traditional ribbon Fluent Design rounded interface
Excel Basic functions New GROUPBY, PIVOTBY, IMAGE functions
Word Basic features Auto-recovery, improved commenting
Presentations Basic slideshow Portrait background, recording studio
AI assistant Copilot No No (only with Microsoft 365 subscription)
Cloud collaboration Limited Stronger, but still a standalone license

Here's a key point that's easy to overlook: although Office 2024 is called the new perpetual version, like 2021 it's offline standalone software — no built-in Copilot, and none of the 1TB cloud storage or cross-device features that come with Microsoft 365. A perpetual license always buys you a set of local features; cutting-edge stuff like AI and cloud collaboration is all reserved for subscriptions.

So if you're going for "new features," think it through first: 2024's gains are real — those new Excel functions, Word auto-recovery, the rounded interface — and people who'd use them daily will find it worth it. But if you just write reports and track expenses, these upgrades will feel like nothing.

One line to sum up the trade-off: 2021 wins on savings (free now, features are enough), 2024 wins on longevity (three more years of support, smoother interface). If your budget allows and you don't plan to switch for a long time, go straight to 2024; if you can accept watching out for security yourself after the cutoff, sticking with 2021 is perfectly fine.

Two Paths for Those Who Won't Subscribe

If you want to keep using Office without a subscription, there are currently two main options:

One is third-party security patches. These services aren't from Microsoft officially, running about $40 per device per year — not exactly cheap for individuals, but you're paying to keep security updates coming.

The other is the open-source tool LibreOffice. It claims to offer a "true one-time payment," which in essence means free, open-source, permanent licensing, and it can open the vast majority of Office documents. The trade-off is that the interface and some advanced features differ from Office, so there's an adjustment period.

How to Choose Depends on What You Want

Option Cost Support Period
Keep using Office 2021 as-is 0 No security updates
Third-party security patches ~$40/device/year Depends on provider
Switch to Microsoft 365 subscription Annual payment Ongoing
Buy Office 2024 perpetual One-time purchase Until 2029-10
Switch to LibreOffice Free Permanent

My advice is don't rush to spend money: first check whether the features you use are enough. Most people just read and write documents, and Office 2021 will keep working fine for the first year or two after the cutoff. If you really want peace of mind and security, then consider a subscription. Which generation of Office are you running?

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