Learn how to download Microsoft Authenticator in China for Android and iOS.

系统要求 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，你可以使用预安装在设备上的连接至 Windows 应用或可从 Google Play 或 Samsung Galaxy Store 下载的连接至 Windows 连接到选择 Android、Samsung、HONOR、OPPO、ASUS 和vivo体设备。 可以通过 Android 设备和电脑之间的连接立即访问喜爱的所有内容 ...

从 2025 年 3 月 19 日开始，不再支持适用于移动设备的 Xbox Game Pass。 获取有关其他设备上的云游戏的详细信息。

安裝 Microsoft Defender，保護您的Android、iPhone、Mac和 Windows 裝置免於受到威脅。 在您的裝置上下載 Microsoft Defender，方法如下： 掃描下列 QR 代碼 在 App Store 中搜尋 Microsoft Defender 與您的裝置共用，下列連結： 複製連結 我們鼓勵您為每個人至少在五部裝置上安裝 Microsoft Defender。 準備好試試看了嗎？

Note: If you're using a Microsoft Exchange account, your email server administrator can unblock certain file types. Contact your administrator for more assistance. Learn more about why Microsoft 365 users can't open or view attachments in Outlook on the web. Share your files safely There are several ways to send and receive a blocked file.

Find out what to do when you receive a “Call us overprotective” message when signing in to Xbox.com.

For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option.

Learn how to turn on Control flow guard so you can install and run Windows Subsystem for Android.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code Searching for Microsoft Defender in your app store Sharing with your devices, the following link: Copy link We encourage you to install Microsoft Defender on at least five devices per person. Ready to give it ...

“Contact support” “Something happened on our end. Waiting a bit might help” “This one isn't working. Contact your bank for more info” “Try a different way to pay”