某些Windows 11电脑可以根据内置屏幕上显示的内容自动调整屏幕亮度和对比度。 例如，如果你正在观看一个具有深色场景的视频，然后是一个更亮的场景 (例如显示晴朗的晴天) ，则亮度和对比度可能会改变。

如果您目前正在執行 Windows 10，[電腦健康情況檢查] 會針對您的裝置提供完整的資格檢查，以確保它符合 Windows 11 的最低系統需求。 您將取得裝置符合或不符合資格的原因，以及如果裝置不符合需求時可以執行的相關操作資訊。

若要手動安裝藍牙驅動程式： 移至電腦製造商的網站，並下載最新的驅動程式。 然後執行下列其中一項： 如果您下載了可執行檔 (.exe) 檔案，只要按兩下檔案即可執行並安裝驅動程式。

Find it. To get to This PC in Windows 10, open File Explorer from the taskbar and select This PC in the left pane.. Pin it to Start. If you want This PC to show up in your Start menu, open File Explorer, right-click (or press and hold) This PC in the left pane, and then select Pin to Start. Now, there's a This PC tile on the Start menu.

On the Choose an account screen, click the Microsoft account button.; On the Add your Microsoft account screen, enter the email address and password associated with your Microsoft account.; On the Make it yours screen, you'll have the option to make this Microsoft account your primary account. (This makes sign-in, settings, and syncing happen automatically for all other Microsoft services.)

Obtén información sobre las diferentes formas de encontrar la clave de recuperación de BitLocker en Windows y sobre cómo BitLocker podría haberse activado en el sistema.

If you selected the Show icon on my profile check box but the icon still isn’t displaying, sign out of the device where you have the issue and then sign back in. On a PC, you may also be required to restart the app: Start Task Manager, choose the app that’s running (Game Bar or Xbox app), select End task, and then restart the app.

检查电缆（对于有线打印机）。确保打印机的 USB 电缆已从打印机正确连接到你的电脑。 如果未识别 USB，请参阅自动诊断和修复 Windows USB问题。. 检查无线连接（对于无线打印机）。

Experiences that download online content. These are experiences that allow you to search and download online content including templates, images, 3D models, Microsoft 365 help, videos, and reference materials to enhance your documents.

Equation Editor (Microsoft Equation 3.0) was included in earlier versions of Word, but was removed from all versions in the January 2018 Public Update (PU) and replaced with a new equation editor.