重要: Microsoft アカウント、Windows オペレーティング システム、およびその他の Microsoft 製品には、お客様の情報をセキュリティで保護するためのパスワードが含まれています。この記事では、パスワードを忘れた場合にリセットまたは回復するために使用できるオプションをいくつか示します。

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Depending on your organization's settings, you may see a check box that says "Don't ask again for n days" when you perform two-factor verification. If you've selected this option to stop two-factor verification prompts, and then you lose your device or your device is potentially compromised, you should have Microsoft 365 sign you out of all ...

To zip (compress) files. In the search box on the taskbar, type file explorer, and then select it from the list of results.Right-click the file you want to zip, and then select Send to > Compressed (zipped) folder.. To decompress files. Open File Explorer and find the compressed folder.

It doesn't contain your personal files, settings, or programs. Need more options for creating a recovery drive? For Windows 7, see Create a system repair disc. For Windows 8.1, see Create a USB recovery drive. To download Windows 10 installation media, see Recovery options in Windows.

An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.

If your printer isn't responding, you may need to remove it and reinstall it so Windows can download and install the proper drivers. Make sure your printer is on and connected to your PC. Open Start > Settings > Bluetooth & devices > Printers & scanners . Select the name of the printer, and then choose Remove.

Users can't sort ranges that contain locked cells on a protected worksheet, regardless of this setting. Use AutoFilter. Using the drop-down arrows to change the filter on ranges when AutoFilters are applied. Users cannot apply or remove AutoFilters on a protected worksheet, regardless of this setting. Use PivotTable reports

Note: Don't select the link under Upgrade your edition of Windows. That's a different process that will keep you in S mode. On the page that appears in the Microsoft Store (Switch out of S mode or a similar page), select the Get button. After you confirm this action, you'll be able to install apps from outside the Microsoft Store.