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微軟確認原生應用回歸 Windows 11

💡微軟修復 PWA 脹大問題,影響 Win11 上 Copilot 等 AI 應用(32字元)
⚡ 30-Second TL;DR
有什麼變化
資深工程師 David Fowler 在 X 上宣稱「原生應用回來了」。
為什麼重要
此轉變提升 Windows 11 應用效能,減少 Copilot 等 AI 工具的資源浪費,並鼓勵開發者優先原生應用而非 PWA。這顯示微軟致力改善應用生態。
下一步行動
測試 .NET 10 Native AOT 以部署低記憶體 Windows 應用。
誰應關注:Developers & AI Engineers
關鍵要點
- •資深工程師 David Fowler 在 X 上宣稱「原生應用回來了」。
- •PWA 如 WhatsApp 閒置佔用 600MB 記憶體;Electron 如 Discord 高達 4GB。
- •核心元件如開始選單從 React 遷移至 WinUI。
- •.NET 10 Native AOT 縮短啟動時間並降低原生應用記憶體佔用。
- •Copilot 應用閒置 500MB,使用時飆升至 1GB。
🧠 深度解析
AI-generated analysis for this event.
🔑 增強重點摘要
- •The shift toward native frameworks is part of a broader 'Windows Performance Initiative' aimed at reducing the OS's overall memory footprint, which has been criticized for ballooning due to the proliferation of web-based containerized apps.
- •Microsoft is reportedly updating the Windows App SDK to prioritize WinUI 3 and Native AOT integration, specifically targeting developers who previously migrated to Electron or WebView2 for cross-platform parity.
- •Internal telemetry data suggests that the transition from React-based components to WinUI 3 in the Windows Shell has already resulted in measurable improvements in UI responsiveness and lower CPU overhead during high-load scenarios.
🛠️ 技術深入
- •Native AOT (Ahead-of-Time) compilation in .NET 10 eliminates the need for the Just-In-Time (JIT) compiler at runtime, significantly reducing cold-start latency.
- •By compiling C# code directly to machine code, Native AOT reduces the memory overhead associated with the .NET runtime's garbage collection and metadata management.
- •WinUI 3 utilizes the Windows App SDK to provide a native UI layer that interacts directly with the Windows Composition Engine, bypassing the browser-rendering overhead inherent in Electron or PWA architectures.
- •The migration from React to WinUI 3 involves replacing web-based rendering pipelines with XAML-based UI definitions, which are processed by the native Windows UI stack.
🔮 前景展望AI analysis grounded in cited sources
Windows 11 will see a significant reduction in average idle RAM usage by Q4 2026.
The systematic replacement of high-memory Electron and PWA components with Native AOT-compiled WinUI 3 apps directly lowers the baseline memory consumption of the OS.
Microsoft will deprecate or limit the use of WebView2 for core OS shell components.
The shift toward native frameworks indicates a strategic move away from web-based rendering for critical system UI to improve performance and stability.
⏳ 時間線
2020-05
Microsoft announces Project Reunion (later Windows App SDK) to unify Win32 and UWP APIs.
2021-10
Windows 11 launches with a heavy reliance on web-based technologies for the Start menu and Widgets.
2023-05
Microsoft introduces Native AOT support in .NET 8, laying the groundwork for high-performance native apps.
2025-11
.NET 10 is released, featuring enhanced Native AOT capabilities and improved WinUI 3 integration.
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原始來源: IT之家 ↗