Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.

This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).

学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。

Pokud jste vyměnili hardware za účelem upgradu na Windows 11 a systém změnu včas nerozpozná, tento článek vysvětluje, jak spustit posouzení ručně.

Se describe cómo utilizar la herramienta Comprobador de archivos de sistema para solucionar problemas relacionados con archivos de sistema que faltan o están dañados en Windows 8.1, Windows 8, Windows 7 o Windows Vista.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Windows 11, phiên bản 21H2; Ngày 9 tháng 7 năm 2024—KB5040431 (HĐH Bản dựng 22000.3079) Ngày 11 tháng 6 năm 2024 – KB5039213 (Bản dựng HĐH 22000.3019)

如果麦克风功能出现问题，则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新麦克风后未检测到Windows 11，您可能需要授予应用使用它的权限。

Informazioni su come installare, reinstallare o attivare Microsoft 365 o Office 2019 in un PC o un Mac.