Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device. Activate Office from Microsoft Workplace Discount Program.

按 Windows 徽标键‌+ Shift+ S。 选择屏幕截图的区域时，桌面将变暗。 默认情况下，选择“矩形模式”。 可以通过在工具栏中选择以下选项之一来更改截图的形状：“矩形模式”、“窗口模式”、“全屏模式”和“任意格式模式 ...

All your favorite things in one place. When you open Game Bar, a variety of Xbox gaming activities are at your fingertips. Select a feature from the Widget Menu and it’ll pop up as a widget. Many of these can be moved, resized, or pinned to your screen. Widget menu (1) – Select the Widget menu icon to open a list of activities to choose from.

If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Enter your username at the sign-in prompt and select Next. Select Send notification. You will be prompted to Check your Authenticator app and may also be shown a number. On your mobile device, open Authenticator, or ...

To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

Windows Web. 如果有一个工作表，其中列包含数据，需要旋转才能按行重新排列它，请使用 “转置” 功能。. 使用它，可以快速将数据从列切换到行，反之亦然。. 例如，如果数据如下所示，则列标题为“销售区域”，左侧为“季度”：. “转置”功能重新排列表 ...

變更或重設密碼. 如果您想要變更或重設用來登入 Windows 的密碼，您有不同的選項。. 本文概述不論您是使用Microsoft帳戶或本機帳戶登入或登入畫面，您都可以採取的不同方法. 如果您改用 PIN，請參閱 變更或重設 PIN 碼 。. 重要: Microsoft帳戶、Windows 作業系統及 ...

Recover lost or deleted files. Windows 7. Note: If you've recently updated Windows 10 and are having problems finding files, see Find lost files after the upgrade to Windows 10. If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try ...

Follow the steps for your installation type. Click-to-run. In the window How would you like to repair your Office Programs, select Online Repair > Repair to make sure everything gets fixed. (The faster Quick Repair option is also available, but it only detects and then replaces corrupted files.) MSI-based.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open.