In Windows RT 8.1, Windows 8.1 or Windows Server 2012 R2, Update for Microsoft Windows (KB4486105) is displayed under Installed Updates in Control Panel.

Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.

如果您在安裝印表機或掃描器時發生問題，請參閱修正印表機問題或在 Windows 中安裝和使用掃描器。 使用迅速配對來配對藍牙裝置 Windows 11中的迅速配對可讓您快速配對支援的藍牙裝置與電腦。 如果藍牙裝置支援迅速配對，當裝置在附近且您將其置於配對模式以使其變成可搜尋的，您會收到通知。

To import a text file, you can open the file or import the text file as an external data range. To export a text file, use the Save As command.

Learn how to use the Settings app to view and change display settings in Windows.

How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.

Learn how to insert the degree symbol on your keyboard with ease. Our step-by-step guide makes it easy to add the degree symbol to your documents. Try it now!

If you see a gray OneDrive icon, this means you are not signed in. If you cannot sign in to your OneDrive sync app, or the sync app says OneDrive is not connected, follow the steps below.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.