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.

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 ...

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Select the range you want to name, including the row or column labels. Click Formulas > Create from Selection. In the Create Names from Selection dialog box, select the checkbox (es) depending on the location of your row/column header. If you have only a header row at the top of the table, then just select Top row.

Windows 11で回復ドライブを作成するには: タスク バーの検索ボックスで、 [ 回復ドライブの作成 ] を検索して選択します。. 管理者パスワードの入力または選択の確認を求められる場合があります。. ツールが開いたら、 [ 回復ドライブにシステム ファイルを ...

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options. Choose the language and bit version you want, and then select Install.

备注. 虽然 Excel 允许嵌套最多 64 个不同的 IF 函数，但不建议这样做。 原因如下。 要正确地构建多个 IF 语句需要花大量心思，并要确保其逻辑在直至结尾的每个条件下都能计算正确。

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. Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint. For more information, see Where to sign in to Microsoft 365.

Follow the prompts to install or reinstall the desktop apps. For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.

職場または学校アカウントでOutlook on the webにサインインする. [outlook.office.com] に移動します。. 職場または学校アカウントで自動的にサインインしていない場合は、プロンプトに従って職場または学校アカウントのメール アドレスとパスワードを入力します ...