The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

选择要登录的 帐户。 Microsoft 产品和应用支持 使用 Copilot Pro 获取更多信息 在高峰时段获得 GPT 的优先访问权限，以获取加速性能来更快地生成答案、内容和 AI 图像 ...

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web).

To open the Start menu—which contains all your apps, settings, and files—do either of the following: On the left end of the taskbar, select the Start icon.

Press the Xbox button to open the guide, and then go to Profile & system.; Select your Xbox profile (or select Choose a profile and sign in to your account).; Select My profile > Customize profile, and then select your current gamertag.; Under Choose your new gamertag, enter the gamertag that you want in the available text box, and then select Check availability.

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.

Next to the password you want to change, select More actions , and then select Edit.

使用适用于你的 Windows 版本的最新免费 Service Pack 和更新来帮助电脑保持最新状态。 下载免费的语言包以使用你选择的语言查看 Windows。 在此处下载适用于你的 Windows 平板电脑或计算机的更多应用。

Si esta es la primera vez que va a instalar Microsoft 365, es posible que primero tenga que realizar algunos pasos de configuración. Expanda la sección siguiente para obtener más información. Sin embargo, si va a reinstalar Microsoft 365, y ya ha canjeado una clave de producto y tiene una cuenta asociada a Microsoft 365, vaya a la sección iniciar sesión para descargar Office.

Learn how to find your Windows product key for activation or when to use a digital license instead.