Learn how to fix error code 0x80070422 so you can install Xbox Game Pass games on your Windows PC.

Get steps for how to change screen brightness in Windows.

Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

使用 Microsoft 登录 登录或创建帐户。 你好， 使用其他帐户。 你有多个帐户 选择要登录的帐户。 Microsoft 简体中文 IME Microsoft 拼音 Microsoft Wubi 用户界面 转换候选项窗口 ...

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。 备份重要文件 在安装更新之前，最好将重要的文件、照片和视频备份到外部硬盘、U 盘或云端。

If you’re having problems getting connected to a network and can’t get onto the Internet, here are some things you can try in Windows.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.