Learn how to find your Windows product key for activation or when to use a digital license instead.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

To check on the recall in classic Outlook. After submitting a recall request, usually less than 30 seconds later, you will get an email notification with the subject "Message Recall Report for message [original message subject]".

BitLocker is the Windows encryption technology that protects your data from unauthorized access by encrypting your drive and requiring one or more factors of authentication before it will unlock it.

Download Microsoft Edge from the Apple App Store and sign in with your Microsoft account.

Before you begin. Driver updates for Windows, along with many devices, such as network adapters, monitors, printers, and video cards, are automatically downloaded and installed through Windows Update.

Items restored from Recoverable Items go to the Deleted Items folder. When you recover items from the Recoverable Items folder, they are moved to the Deleted Items folder. After you recover an item, you can find it in your Deleted Items folder and then you can move it to another folder.. Tips and Troubleshooting

Open Rewards dashboard. To earn points by searching with Bing on your mobile device, set Bing as your default search engine, use the Bing app, or use the Microsoft Launcher for Android app.

1. Sign in with your Microsoft account. You will be prompted to Sign in with Microsoft account. If you have an existing Microsoft account on your mobile device then you will be asked to confirm your account, then click Continue.. If you don't have an existing Microsoft account on your mobile device then you will be asked to sign into your account or create a new one, then click Continue.