Select Security info in the left menu or by using the link in the Security info pane. If you have already registered, you'll be prompted for two-factor verification. Then, select Add method in the Security info pane. On the Add a method page, select Authenticator app from the list, and then select Add. On the Start by getting the app page ...

Windows 10 更新助手. Windows 10. Windows 10更新助手在您的设备上下载并安装功能更新。. 功能更新，例如 Windows 10 版本 1909（又称作 Windows 10 2019 年 11 月更新）提供新功能，并帮助保持系统安全。. 下载更新助手 后，你将自动获得这些更新。. 如果不想等待自动更新 ...

可以使用“设置”应用配置和管理 Windows Hello。. 在 Windows 设备上的“设置”应用中 ，选择“ 帐户 ”> “登录选项 ”或使用以下快捷方式：. 登录选项. 在 “登录方式” 下，有三种使用 Windows Hello 登录的选项：. 选择“人脸识别 (Windows Hello) ”，使用电脑的红外 ...

Select the drive you want to clean up, and then select OK. Under Files to delete, select the file types to get rid of. To get a description of the file type, select it. Select OK. If you need to free up more space, you can also delete system files: In Disk Cleanup, select Clean up system files. Select the file types to get rid of.

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.

COUNTIFS (criteria_range1, criteria1, [criteria_range2, criteria2]…) The COUNTIFS function syntax has the following arguments: criteria_range1 Required. The first range in which to evaluate the associated criteria. criteria1 Required. The criteria in the form of a number, expression, cell reference, or text that define which cells will be ...

Zu beachtende Punkte. Um nach Updates zu suchen, wählen Sie Start > Einstellungen > Windows Update und dann Nach Updates suchen aus. Wenn Updates verfügbar sind, können Sie sie installieren. Wenn Beim Aktualisieren Ihres Geräts Probleme auftreten, einschließlich Problemen mit früheren wichtigen Updates, finden Sie weitere Informationen ...

Wählen Sie auf dem PC, von dem Sie projizieren möchten, Start > Einstellungen > System > Auf diesen PC projizieren aus. Wählen Sie unter Das optionale Feature „Drahtlose Anzeige“ hinzufügen, um auf diesen PC zu projizierenOptionale Features aus. Wählen Sie neben Optionales Feature hinzufügen die Option Features anzeigen aus, und geben ...

Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft 365 Family subscription, get questions answered from anywhere via chat or request to receive a call back from one of our technical support experts. See the table below for the type of support you can get depending ...

Select the OneDrive cloud in your notification area to show the OneDrive pop-up. Select the OneDrive Help and Settings icon then select Settings. Go to the Account tab. Select Unlink this PC. macOS. Click the OneDrive cloud icon up in your Menu bar, click the three dots to open the menu, and select Preferences. Go to the Account tab.