Country/region. Microsoft Store sales support. Technical or download support. Egypt +20 2 353 3333. Technical support. South Africa. 0800 167 344. Technical support

Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

步骤 1：转到 www.microsoftstore.com 并使用用于购买 Office 的 Microsoft 帐户登录（右上角）。. 步骤 2：登录后，在右上角选择姓名，然后选择“订单历史记录”。. 步骤 3：找到 Office 一次性购买或单独的 Office 应用，然后选择“安装 Office”，查看产品密钥（此操作不会安装 Office）。

为了帮助保护你的隐私，新版 Microsoft Edge 默认将跟踪防护设置为平衡。 为了增强保护，可以将“跟踪防护”切换为“严格”或“阻止所有第三方 Cookie”。

Collections in Microsoft Edge helps you keep track of your ideas on the web, whether you're shopping, planning a trip, collecting notes for research or lesson plans, or just want to pick up where you left off the last time you were browsing the internet.

Automatically add a signature to a message. You can create an email signature that you can add automatically to all outgoing messages or add manually to specific ones.

Import a text file by opening it in Excel. You can open a text file that you created in another program as an Excel workbook by using the Open command. Opening a text file in Excel does not change the format of the file — you can see this in the Excel title bar, where the name of the file retains the text file name extension (for example, .txt or .csv).

为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：

Organize your ideas. Collections help you keep track of your ideas on the web - shopping, planning a trip, research, or just want to pick up where you left off.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.