Windows 11的重新安装类型 下图提供了有关每种重新安装类型可以选择的不同选项的信息，包括应用、文件、个人数据以及重新安装所需的磁盘空间量。 使用此图表可帮助你决定使用哪个选项重新安装Windows 11。

Learn how to run a disk cleanup in Windows including deleting temporary and system files to free up disk space.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE. When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.

Before you start, make sure that your Windows 11 PC supports Bluetooth. For more info on how to check, see Fix Bluetooth problems in Windows. If you need help adding a device without Bluetooth capabilities, see Add a device to a Windows PC.

Windows 10更新助手在您的设备上下载并安装功能更新。 功能更新，例如 Windows 10 版本 1909（又称作 Windows 10 2019 年 11 月更新）提供新功能，并帮助保持系统安全。 下载更新助手 后，你将自动获得这些更新。

Открытие панели управления в Windows. В поле поиска рядом с кнопкой Пуск на панели задач введите панель управления. Выберите панель управления в списке результатов. Примечание: Многие панель ...

This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.

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

Sign in to SharePoint SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.