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Activate Windows - Microsoft Support
Activate Windows using a product key. A product key is a 25-character code, that looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. During installation, you'll be prompted to enter a product key. Or, after installation, to enter the product key, select the Start button, and then select Settings > System > Activation > Update product ...
Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.
How to check if your device meets Windows 11 system requirements after ...
This article applies if you’ve recently made changes to your device hardware and are trying to upgrade to Windows 11. Hardware changes might affect your upgrade eligibility, though you’ll need to take a few steps to see your updated eligibility in Settings.
Comment se connecter à Hotmail - Support Microsoft
Hotmail est désormais Outlook.com. Pour vous connecter à Hotmail, vous avez besoin de votre nom d’utilisateur et de votre mot de passe de votre compte Microsoft. Lors de la connexion, sélectionnez Oui à l’invite « Rester connecté ? » si vous souhaitez accéder directement à votre boîte aux lettres la prochaine fois (non recommandé ...
Applies To: Outlook.com
How to earn Microsoft Rewards points - Microsoft Support
Here are some of the ways you can earn Microsoft Rewards points: Search with Bing *. Search the web through the search box on the taskbar on your Windows 10/11 device. Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more ...
Applies To: Microsoft account dashboard
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
AND 和 OR 函数最多可支持 255 个单独条件,但并不建议使用多个条件,因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式:. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0,并且 B2 (75 ...
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
Cómo iniciar o cerrar sesión en Outlook.com
Para cerrar la sesión, vaya a Outlook.com. Seleccione las iniciales de la cuenta o la imagen de la cuenta en la esquina superior de la Bandeja de entrada. Seleccione Cerrar sesión. Sugerencias: Si no ve la imagen en la parte superior de la pantalla, compruebe si está activado el bloqueo de anuncios. A veces, esto impide que la imagen se muestre.
Applies To: Outlook.com
Installing Microsoft Defender - Microsoft Support
Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link. We encourage you to install Microsoft Defender on at least five devices per person. Important: This article is about the Microsoft Defender app that ...
Applies To: Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
OneDrive のファイルとフォルダーの共有 - Microsoft サポート
OneDriveにあるファイルは、共有するまでプライベートです。 [編集] アクセス許可を持つフォルダーを共有すると、共有 相手は自分の OneDriveに共有フォルダーを追加できることに注意してください。 この操作を行うと、対象のフォルダーを自分のフォルダーやアイテムと一緒に保管し、別 ...
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), Office.com, OneDrive (home or personal), SharePoint in Microsoft 365 Small Business