Microsoft Admits Windows 11 Apps Use Too Much RAM — A Fix Is Finally Coming

If Windows 11 has felt heavier and slower than it should, especially on a PC with modest RAM, you haven't been imagining it — Microsoft has now publicly confirmed that native Windows 11 apps consume more memory than they should, and a real fix is in active development.

What Microsoft Actually Confirmed

Speaking after the company's Build 2026 developer conference, Chris Anderson, an engineer on Microsoft's Windows UI team, confirmed that the WinUI 3 framework — which powers many of Windows 11's native built-in apps — carries meaningful memory overhead that Microsoft is now actively working to reduce. The company is currently testing these memory and performance improvements internally, ahead of a larger wave of interface changes, including a planned rewrite of the Start menu.

Just How Bad Is It Right Now?

The scale of the issue is genuinely notable:

• Windows 11's official minimum requirement is just 4GB of RAM — yet on an 8GB system, standard Windows 11 (Home or Pro) can leave as little as around 2GB actually free for everything else you want to run
• Even on a 16GB system, Windows' own memory allocation can exceed 10GB before you've opened a single application
• Copilot+ PCs specifically require a 16GB minimum, partly reflecting how much headroom current Windows 11 already needs just to run comfortably

What's Actually Causing the Overhead

WinUI introduced Windows 11's modern visual language — rounded corners, Fluent Design elements, smoother animations — but that richer visual experience comes with additional memory overhead compared to older, simpler Win32-based apps. Users have noticed this gap for years, particularly when comparing modern built-in apps against their older, lighter-weight predecessors.

What Microsoft Is Actually Changing

• Direct memory usage reduction within the WinUI framework itself, targeting the core overhead rather than just individual apps
• A shift to the Windows system compositor, which Microsoft says should improve rendering performance and reduce issues like input latency and screen tearing when resizing windows
• Dropping the "3" from WinUI's name going forward — Microsoft has confirmed there's no plan to abandon the framework for something new, framing this as a long-term commitment to optimizing the platform it's already built rather than starting over
• These improvements are explicitly being positioned as a prerequisite for further UI modernization, including the Start menu rewrite, rather than a standalone patch

Why This Matters More Than Usual Right Now

This announcement lands at a particularly relevant moment: with RAM prices up sharply through 2026 due to the ongoing global memory shortage, getting more usable performance out of the RAM you already have matters more than it has in years. A meaningful reduction in how much memory the OS itself consumes directly benefits exactly the buyers most affected by current pricing — those trying to get by on 8GB or 16GB rather than upgrading to more expensive capacity.

Who Benefits Most

• Lower-spec and older PCs stand to see the most noticeable improvement, since the current overhead has the largest relative impact when total RAM is limited
• Anyone currently experiencing sluggish performance despite reasonable hardware specs may find some of that slowdown was genuinely tied to Windows' own memory footprint rather than their actual applications or hardware limitations
• Users with ample RAM (32GB+) are less likely to notice a dramatic difference, simply because the current overhead is a smaller proportion of their total available memory

When Will This Actually Arrive?

Microsoft has not announced a specific public release date. The improvements are still in internal testing, and are being positioned as groundwork ahead of the broader Start menu redesign and further UI modernization — meaning a real-world release is likely still some time away rather than an imminent update.

What You Can Do in the Meantime

While waiting for Microsoft's fix, the practical options remain the same as any RAM-constrained system:

• Check current memory usage during normal use and confirm whether you're genuinely running near capacity
• If you are, and your budget allows even amid current pricing, adding RAM remains the most direct fix — browse our Memory RAM range if an upgrade makes sense for your situation
• Reduce unnecessary startup programs and background processes, which compounds on top of whatever baseline overhead Windows itself carries

Final Thoughts

Microsoft's public acknowledgment that Windows 11 apps use excessive RAM — and a genuine, confirmed effort to fix it at the framework level — is a welcome development, particularly given how much more RAM costs right now. It's not an immediate fix, since testing is still internal with no public release date, but it's a meaningful signal that the operating system itself may soon ask less of your hardware rather than more.

Browse our full range of Memory RAM on Connect2Aryans if you're considering a RAM upgrade in the meantime, with warranty support included.