查找 Windows 产品密钥 - Microsoft 支持
查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...
Applies To:
Microsoft account dashboard
Protect yourself from phishing - Microsoft Support
Protect yourself from phishing. Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies ...
How to help keep your Microsoft account safe and secure
Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to keep your Microsoft account safe, including making a strong password, identifying safe emails, and reviewing account activity.
Applies To:
Microsoft account dashboard
获取最新 Windows 更新 - Microsoft 支持
若要检查更新，请选择“ 开始 > 设置 > Windows 更新 ”，然后选择“ 检查更新 ”。. 如果有可用的更新，可以选择安装它们。. 检查更新. 如果在更新设备时遇到问题（包括以前的主要更新出现问题），请参阅 排查更新 Windows 问题 中的常见修补程序。. 如果Windows ...
在更换硬件后重新激活 Windows - Microsoft 支持
准备你的 Windows 11 设备以便更换硬件. 首先，按照以下步骤查明 Windows 11 是否已激活。. 选择“ 开始 ” 按钮 ，然后依次选择“ 设置 ” >“ 系统 ” >“ 激活 ” 。. 打开“激活”设置. 如果尚未激活，请按照激活页面上所显示的步骤完成激活过程。. 如果在激活时 ...
My Account portal for work or school accounts - Microsoft Support
Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method
在 Microsoft Edge 中管理 Cookie：查看、允许、阻止、删除和使用 - Microsoft 支持
在 Microsoft Edge 中管理 Cookie：查看、允许、阻止、删除和使用. Cookie 是你访问的网站存储在设备上的小块数据。. 它们有多种用途，例如记住登录凭据、站点首选项和跟踪用户行为。. 但是，出于隐私原因或解决浏览问题，你可能想要删除 Cookie。. 本文提供有关 ...
Applies To:
Microsoft Edge
Open files from the File menu - Microsoft Support
Double-click Computer to get to local files, including removable flash drives. You can also select one of the locations your accounts let you get to, sign in if necessary, and then open the file you want. To add a new location, click Add a Place. Tip: If you want to bypass File > Open and always use the Open dialog box, do this: Select File ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016
Add or invite people outside your org to a chat in Microsoft Teams
Type the person’s email addressor phone number that you want to invite to chat. If their name appears, select it from below the command bar. If there isn’t a name match, select Search [email address] externally to send them a chat invite. To start the chat, type a message in the text box at the bottom and then select Send .
Applies To:
Microsoft Teams
如何使用電腦健康情況檢查應用程式 - Microsoft 支援服務
如何開啟 [電腦健康情況檢查] 在 Windows 中，使用工作列上的 [搜尋] 來搜尋 [電腦健康情況檢查]，然後從結果清單中選取。. 如果有可用的 [電腦健康情況檢查] 更新，您可以快速安裝最新版本。. 如果您沒有安裝電腦健康情況檢查，您可以移至 HTTPs://aka.ms ...