Windows 11, version 21H2 update history - Microsoft Support
Updates for Windows 11, version 21H2. Windows 11 is a service, which means it gets better through periodic software updates. The great news is you usually don’t have to do anything!
Canjear una tarjeta regalo o un código en tu cuenta de Microsoft
Cómo canjear una tarjeta regalo, un código de descarga de Xbox o un token. Tanto las tarjetas regalo de Microsoft como las de Xbox y los códigos de descarga y tokens funcionan del mismo modo: una vez canjeados en tu cuenta de Microsoft, puedes gastar el saldo en Microsoft Store en línea, en Windows o Xbox, y puedes obtener descargas de las últimas aplicaciones, juegos, películas ...
Applies To:
Microsoft account dashboard
Fix problems signing in to the Xbox app - Microsoft Support
On your PC, go to Xbox.com and select Sign in.If there are problems with your account, the instructions will help you solve them. If you can’t go beyond the sign-in screen, select Forgot my password and follow the instructions.
Turn Microsoft Defender Firewall on or off - Microsoft Support
Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.
Sync SharePoint files and folders - Microsoft Support
Both options allow essentially the same thing—you can access files on your local computer in File Explorer or Finder. However, adding OneDrive shortcuts allows content to be accessed on all devices, whereas sync is related to a specific device.
Applies To:
SharePoint in Microsoft 365
Windows での BitLocker 回復キーの検索 - Microsoft サポート
職場または学校アカウントの場合: デバイスが職場または学校のメール アカウントを使用して組織にサインインしたことがある場合は、デバイスに関連付けられているその組織の Azure AD アカウントに、回復キーが保存されている可能性があります。 直接アクセスできる可能性もあれば、回復 ...
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False (AND)，或只有一个条件需要为 True 或 False (OR)，或者如果想要检查某个条件是否不 (NOT) 符合你的条件，这时该怎么做呢？这三个函数均可以单独使用，但它们更常见于与 IF 函数成对使用。
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, Excel Web App, Excel for Windows Phone 10
Word help & learning
Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.
Pin, remove, and customize in Quick access - Microsoft Support
By default, File Explorer opens to Quick Access. You can set a folder to show up in Quick access so it'll be easy to find. Just right-click (or long-press) it and select Pin to Quick access. Unpin it when you don’t need it there anymore by right-clicking (or long-pressing) it and selecting Unpin from Quick access.. If you want to see only your pinned folders, you can turn off recent files or ...
Product activation for Windows – online & support telephone numbers
To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone: