If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

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.

Learn how to import Google Gmail to Outlook and your Office 365 mailbox. You can also import Gmail contacts to Outlook, and see your Google Calendar in Outlook.

Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address. If you see a message that says "We couldn't find an account with that username." or "That Microsoft account doesn't exist", then the address you entered is not a Microsoft account. If you believe it should be:

Here are some ways to deal with phishing and spoofing scams in Outlook.com. Spoof Intelligence from Microsoft 365 Advanced Threat Protection and Exchange Online Protection help prevent phishing messages from reaching your Outlook inbox.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Get a personalized email address in Microsoft 365. As a benefit of your Microsoft 365 subscription, you can create a personalized email address that's associated with your Outlook.com mailbox. For example, yourname@example.com. Starting November 30, 2023, Microsoft 365 subscribers will no longer be able to create a new email address for any ...

了解如何将 Google Gmail 导入到 Outlook 和 Office 365 邮箱。 你也可以将 Gmail 联系人导入到 Outlook，并在 Outlook 中查看你的 Google 日历。

可以向 Outlook 添加许多不同类型的电子邮件帐户，包括 Outlook.com 或 Hotmail.com 帐户、用于Microsoft 365 、Gmail、Yahoo、iCloud 和 Exchange 帐户的工作或学校帐户。

進一步瞭解如何將 Google Gmail 匯入至 Outlook 及 Office 365 信箱。 您也可以將 Gmail 聯絡人匯入至 Outlook，以及在 Outlook 中查看您的 Google 日曆。