Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

Combine several files into a single compressed folder to save storage space or to share them more easily.

How to freeze panes in Excel to keep rows or columns in your worksheet visible while you scroll, or lock them in place to create multiple worksheet areas.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

忘れた場合や紛失した場合に Windows パスワードを変更またはリセットする方法について説明します。

Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.

Get to know common Windows keyboard shortcuts including copy, cut, paste, maximize a window, and more.

Learn how to redeem a Microsoft/Xbox gift card or other code on your mobile device, Windows device, or Xbox console.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.