Get the latest official drivers and firmware updates from Microsoft to ensure your Surface device runs at its peak performance.

If you see error 0x80070426, you may have to restart your device and try again. Find more solutions here.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Beta Ring (2606.260513-2200) Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Beta ring today. Continue reading below to learn all about what's included with this update.

Find the Recycle Bin Support for Windows 10 has ended on October 14, 2025 After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11. Learn more

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to install Office 2021, 2019, or 2016 on your PC or Mac.

Xbox 上的社交俱樂部到底發生了什麼事？ 自 2026 年 4 月起，Xbox 上的社交俱樂部將不再開放，且 Xbox 分頁中的俱樂部將從好友與社群匯報應用程式中移除。 玩家還能利用 Xbox 訊息、Xbox Discord、派對聊天和尋找群組等功能，保持聯繫並協調遊戲時段。

Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.

What is Teredo? Select games like Forza Horizon 3 and 4 use a networking protocol called Teredo for multiplayer gaming on the Xbox network. Teredo is a networking protocol that's used to establish communications between clients and servers, and to facilitate connectivity between devices behind routers that use network address translation (NAT).