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Office Help & Training
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Wiederherstellen verlorener oder gelöschter Dateien
Wenn Sie eine Datei nicht finden können oder eine Datei versehentlich geändert oder gelöscht haben, können Sie sie aus einer Sicherung (falls Sie Windows-Sicherung verwenden) oder aus einer Vorgängerversion wiederherstellen. Vorgängerversionen sind Kopien von Dateien und Ordnern, die Windows automatisch im Rahmen eines ...
Microsoft Edge でパスワードを保存または削除する
Microsoft Edge の設定を使ってユーザー名とパスワードの情報を保存すると、Web サイトにすばやくサインインできます。 注: [ パスワードの自動保存] 設定は、Microsoft Edge バージョン 124 以降では廃止されました。代わりに、Edge ブラウザーで新しい資格情報を入力するたびに、パスワードを保存する ...
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Change or reset your Windows password - Microsoft Support
Note: If you don't see security questions after you select the Reset password link, make sure your device name isn't the same as your local user account name (the name you see when you sign in).To see your device name, right-click Start , select System, and scroll to the Device specifications section. If the device name is the same as your account name, you can create a new administrator ...
Office Help & Training
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Install Quick Assist - Microsoft Support
For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.
DATEDIF function - Microsoft Support
DATEDIF ( start_date, end_date, unit) A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, SharePoint Foundation 2010, SharePoint Server 2010, Windows SharePoint Services 3.0
Manage updates in Windows - Microsoft Support
Select Start > Settings > Windows Update . Select Schedule the restart and choose a time that's convenient for you. Note: You can set active hours to make sure your device only restarts for updates when you're not using your PC. Get updates when you're away from your PC with active hours in Windows. Open Windows Update.
How do I log on as an administrator? - Microsoft Support
To log on as an administrator, you need to have a user account on the computer with an Administrator account type. If you are not sure if the account that you have on the computer is an administrator account, you can check the account type after you have logged on. The steps that you should follow will vary, depending on whether your computer ...