下载Microsoft Authenticator - Microsoft 支持
使用双重验证时,Microsoft Authenticator 应用可帮助你登录帐户。
What is: Multifactor Authentication - Microsoft Support
How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!
Fix problems with the Start menu - Microsoft Support
Sign out of your account and then sign in to your new account. If everything is fixed, move your personal data and files to the new account. To move your personal files from your old account to your new account, try opening File Explorer, expanding This PC > OSDisk (C:), and looking in the Users folder, where you should see folders for both accounts.
Управление учетными записями пользователей в Windows
Узнайте, как добавлять учетные записи пользователей в Windows 10 и Windows 11. В каждой учетной записи хранятся файлы пользователя, избранное браузера и личный рабочий стол пользователя.
Create a new workbook - Microsoft Support
A workbook is a file that contains one or more worksheets to help you organize data. You can create a new workbook from a blank workbook or a template. By default, a new workbook contains three worksheets, but you can change the number of worksheets that you want a new workbook to contain. You can also add and remove worksheets as needed.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013
Find and lock a lost Windows device - Microsoft Support
Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.
Applies To: Microsoft account dashboard
Create a document in Word - Microsoft Support
Learn how to format text, add graphics, and more in Word documents. Create professional-looking documents with ease using our step-by-step guide. Try it now!
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016
CONCATENATE function - Microsoft Support
Problem. Description. Quotation marks appear in result string. Use commas to separate adjoining text items. For example: Excel will display =CONCATENATE("Hello ""World") as Hello"World with an extra quote mark because a comma between the text arguments was omitted.
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
Espelhamento de tela e projeção para seu computador ou exibição sem fio ...
Observação: O aplicativo Vídeo Sem Fio está disponível em dispositivos que executam o Windows 11 versão 22H2 ou mais recente.Se você estiver executando uma versão anterior do Windows, inicie o aplicativo Connect inserindo a conexão na caixa de pesquisa na barra de tarefas e selecionando Conectar na lista de resultados. Para localizar qual versão do Windows você está executando ...
Create workbook links - Microsoft Support
Important: Workbook links are considered potentially unsafe and must be enabled when you open a formula workbook.When you open a formula workbook, click Enable Content in the Message Bar to allow the workbook links to function. If you don't, Excel keeps the most recent values and disables refreshing the links with values from the data workbook.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016