Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Learn how to download files from the web, change your default download location, and find files you've downloaded on your PC using Internet Explorer.

Get help with your questions about Microsoft Access with our how-to articles, training videos, and support content.

Learn how to set up the new voice access feature with your microphone in Windows.

本文介绍如何在 Windows 8.1、Windows 8、Windows 7 或 Windows Vista 中使用系统文件检查器工具来解决丢失或损坏的系统文件的问题。

OneDrive for Business provides one place to store, share and sync your work or school files.

If you receive a message in Mail or Calendar for Windows 10 that your account settings are out of date, there are several things you can do to fix the problem.

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

Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

Microsoft 365、Copilot Pro、Xbox などの Microsoft サブスクリプションを取り消す方法について説明します。 サブスクリプションを解約できない場合のトラブルシューティング。