If you can't sign into your Microsoft account, use our guided tool below to help you find the correct solution. Start The My Account portal helps you to manage your work or school account by setting up and managing your security info, managing your connected organizations and devices, or viewing how your organization uses your data.

Windows 10 的小算盤應用程式是舊版 Windows 中傳統小算盤方便觸控的版本。 您可以在桌面上以可調整大小的視窗同時開啟多個小算盤，並在 [標準]、[工程]、[程式設計人員]、[日期計算] 及 [轉換器] 模式之間切換。

个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密，) 通过“设置”应用或控制面板： 在这种情况下，激活 BitLocker 的用户选择了保存密钥的位置，或者在设备加密的情况下选择 (，) 自动将密钥保存到其 Microsoft 帐户。

After you create your drop-down list, make sure it works the way you want. For example, you might want to check to see if Change the column width and row height to show all your entries.. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.

Try it! Discover your Outlook inbox for the first time and see how everything's organized. Overview of Outlook layout. Folders are available in the Folder Pane.

注意: 如果还没有许可证，则需要为 Windows 11 Pro 获取单独的许可证。对于在硬件或虚拟机上运行的每个 Windows 11 专业版实例，都需要唯一的许可证。 可以通过 Microsoft Store 的“下载”选项购买许可证，或通过零售版购买许可证。 Windows 11 专业版产品密钥与平台无关 (x64 与 Arm) 。

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

If you don't want third party sites to store cookies on your PC, you can block cookies. But doing this might prevent some pages from displaying correctly, or you might get a message from a site letting you know that you need to allow cookies to view that site.

Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings.In the Screen Saver Settings window, choose a screen saver from the drop-down list. Change your screen saver settings

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.