Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.

Restore from a system restore point. Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

The Performance widget shows your PC’s resources while gaming, such as: CPU – Central Processing Unit. This indicates whether your system is keeping up with the needs of the game. GPU – Graphics Processing Unit. This shows how much video processing power your graphics card is using. RAM – Random Access Memory.

Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.

Xbox Elite Series 2 and Xbox Adaptive controllers. The Xbox Accessories app has even more configurations you can set for the Xbox Elite Series 2 Wireless Controller and the Xbox Adaptive Controller, such as: Remapping bumpers and paddles. Configuring the level of vibration. Adjusting stick sensitivity curves.

了解如何在移动设备、Windows 设备或 Xbox 主机上兑换 Microsoft/Xbox 礼品卡或其他代码。.

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

If you need to reinstall Office, select the version you want to install and follow those steps: Microsoft 365, Office 2019, Office 2016, Office 2013, Office 2010, or Office 2007. How to uninstall Office automatically.

On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.