Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
About the Microsoft Support and Recovery Assistant
Scenario. Description. Recommended Solution. Add Teams meeting add-in for Outlook. Helps fix the issue where teams meeting add-in is missing or is not loaded, preventing you from creating teams meeting from Outlook.
Applies To: Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin
Back up your BitLocker recovery key - Microsoft Support
Save to a file - You can save your recovery key as a plain text file on any device. If you need that file in the future just open it with any text editor like Notepad or Microsoft Word and you'll be able to read the key.
Get help with Windows upgrade and installation errors
To upgrade to Windows 11, you need enough space on your hard drive for the installation to take place. To view how much hard drive space is available on your computer, select File Explorer on the taskbar (known as Windows Explorer in Windows 7) or press Windows logo key + E. Then select Computer or This PC and look under Hard Disk Drives or under Devices and drives.
Windows のサインイン オプションとアカウント保護 - Microsoft サポート
Windows サインイン オプションにアクセスして管理する方法について説明します。 パスワード、Windows Hello、またはセキュリティ キーを使用してデバイスのロックを解除します。
OneDrive をオフにするか、無効にするか、アンインストールする
ヒント: OneDrive をしばらく停止する場合、またはすべてを使用しない場合は、他の解決策を次に示します。 短時間で同期を停止する場合は、「OneDrive の同期を一時停止し、再開する方法」をご覧ください。
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), Office.com, OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
如何登入 Hotmail - Microsoft Support
提示: 登入時,如果您下次想要直接移至信箱,請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。 或者,選取 [不要再顯示這個] 方塊,然後選取 [否],這樣每次都會提示您輸入密碼。. 如果您無法登入或忘記您的使用者名稱或密碼,請使用我們的 [登入疑難排解員]。
Applies To: Outlook.com
LOOKUP function - Microsoft Support
The array form of LOOKUP looks in the first row or column of an array for the specified value and returns a value from the same position in the last row or column of the array. Use this form of LOOKUP when the values that you want to match are in the first row or column of the array.. Syntax. LOOKUP(lookup_value, array) The LOOKUP function array form syntax has these arguments:
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Filter websites and searches using Microsoft Family Safety
Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.
Applies To: Microsoft Family Safety
激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Where to enter your Office product key - Microsoft Support
These steps apply only to Office Professional Plus, Visio Professional, or Project Professional. Step 1: Start an Office app, like Word, Project, or Visio, depending on your purchase.. Step 2: In the Sign in to set up Office window, select I don't want to sign in or create an account (it's a small link at the bottom of the window).. Step 3: Enter your Office product key, without hyphens.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office for business