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

A file in SharePoint, OneDrive, or Teams is blocked. What do you do? Read this article to learn why this is happening and steps you can take.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

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 ...

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. You can save the file to the cloud and send a link to the file, use a file compression utility like WinZip, or even rename the file with another extension, then have your recipient change the name back to the original ...

The Microsoft Edge feature that blocks pop-ups is effective in preventing websites from automatically opening a new window or tab, or a partial window on top of your current web page. This feature is turned on by default. There are many different types of pop-ups, including advertisements, notices, offers, or alerts that can appear at various times on any web page. Some can be helpful, such as ...

Learn how to use and install mobile apps on your Windows 11 PC with the Windows Subsystem for Android™.

File sharing between your mobile device and your PC Now you can seamlessly share files between your PC and mobile device when they are connected via Phone Link and the Link to Windows app. What do I need to share files between my PC and mobile device? A PC running Windows 10 (with the May 2019 update or later) or Windows 11 Android device running Android 9.0 or later Link to Windows app ...

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？

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.