Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

输入 Excel 函数 如果创建带函数的公式，则使用“插入函数”对话框将有助于您输入工作表函数。从“ 插入 函数”对话框中选择函数后，Excel 将启动一个函数向导，该向导显示函数的名称、其每个参数、函数和每个参数的说明、函数的当前结果以及整个公式的当前结果。

Learn how to download, install, and configure additional language packs for your version of Windows.

Firewall & network protection in Windows Security lets you view the status of Microsoft Defender Firewall and see what networks your device is connected to.

了解如何在 PC 上安裝 Office 2013，或是安裝 Mac 版 Office 2011。 重新安裝 Microsoft 365。 如果 Microsoft 365 已預先安裝，而您需要在同一個或新的裝置重新安裝，您應該要有與您的 Microsoft 365 版本關聯的 Microsoft 帳戶。

デバイス マネージャーを使用してドライバーを更新または再インストールするWindowsのドライバーを更新する方法について説明します。 注: Windowsでドライバーの更新プログラムを取得する最も安全で安全な方法は、常にWindows Updateです。Windows Updateに問題がある場合は、Update Windowsのリンクの ...

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..

Get up to speed with Microsoft Office by using these cheat sheets for quick reference and mastering keyboard shortcuts.