How to reset the Hosts file back to the default - Microsoft Support
If you’re experiencing network or website connectivity issues, the Hosts file may be part of the problem. This article explains what the Hosts file is, how it works, and why resetting it to the default state can resolve common connection issues. What's the Hosts file The Hosts file is a plain‑text system file used by the operating system to map human‑friendly hostnames (such as contoso ...
Use Game Bar to play and chat with friends | Xbox Support
Stay connected to the Xbox community! See what friends are up to, start a text or voice chat, and find players for multiplayer games.
下载并安装 Microsoft 365 Access Runtime
下载 Microsoft 365 Access 运行时,如果你没有 Microsoft 365 Access 的桌面版本,并且需要使用生成的应用程序来运行 Access 2010 或更高版本,则允许运行 Microsoft 365 Access 应用程序。
Applies To: Access for Microsoft 365, Access 2024, Office 2024, Access 2021, Office 2021, Access 2019, Office 2019, Microsoft 365
Microsoft Teamsのグループ チャットから他のユーザーを離れるか、グループ チャットから削除する
グループ チャットを抜ける Teams でグループ チャットを終了する場合は、メッセージの受信を停止します。 再参加できるのは、他のユーザーが再度招待した場合のみです。 チャットリストで、脱退するグループの名前を見つけます。 [その他のオプション>。 気が変わったら、もう一度グループ ...
Applies To: Microsoft Teams
Microsoft Defender 설치 | Microsoft Support
Microsoft Defender 설치하여 위협으로부터 Android, iPhone, Mac 및 Windows 디바이스를 보호합니다. 다음을 통해 디바이스에서 Microsoft Defender 다운로드합니다. 다음 QR 코드 검사 앱 스토어에서 Microsoft Defender 검색 디바이스와 공유, 다음 링크: 복사 링크 1인당 최소 5대의 디바이스에 Microsoft Defender 설치하는 것이 ...
Applies To: Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
Surface Recovery Image Download - Microsoft Support
If you’re having trouble with the reset options in Windows, you’ll need to download these recovery files to get your Surface working again.
2025 年 7 月 8 日 — KB5062557 (OS ビルド 17763.7558)
概要 このセキュリティ更新プログラムには、次の更新プログラムの一部であった修正プログラムと品質の向上が含まれています。 2025 年 6 月 10 日 — KB5060531 (OS ビルド 17763.7434) この更新プログラムをインストールするときにこの更新プログラムが対処する問題の概要を次に示します。 角かっこ ...
Abrir arquivos do menu Arquivo | Microsoft Support
Windows macOS Abrir um ficheiro do Office para Windows Abra a sua aplicação do Office, selecione Abrir Ficheiro>, selecione o ícone Abrir ou prima CTRL+O. Arquivos recentes A lista Recentes mostra os ficheiros que abriu recentemente a partir de qualquer um dos seus dispositivos. Se esta lista for demasiado longa, pode remover ficheiros da mesma. Basta clicar com o botão direito do rato (ou ...
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2024, Word 2024, PowerPoint 2024, Access 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Excel 2024 for Mac, PowerPoint 2024 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Word 2019 for Mac
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Change the power mode for your Windows PC - Microsoft Support
Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.