Learn how to set up a connection to a proxy server on your Windows device.

To resolve this issue, configure an exception for Microsoft 365 URLs and applications from the authentication proxy. For example, if you're running Microsoft Internet Security and Acceleration Server (ISA) 2006, create an "allow" rule that meets the following criteria: Rule must apply to all users.

Get support for Windows and learn about installation, updates, privacy, security and more.

See what web browsers and operating systems are supported for cloud gaming and remote play on Xbox.

Go to Settings > Apps > Installed apps or Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Windows Firewall helps protect your device by filtering network traffic and blocking unauthorized access. It lowers the risk of network security threats by allowing or restricting connections based on specific criteria such as IP addresses, network ports, and application program paths.

This article describes step for users to allow all Web sites in the Internet zone to run JavaScript in Internet Explorer, Chrome, and Firefox.

Microsoft Edge is a popular web browser developed by Microsoft. However, users may encounter issues while downloading, installing, or updating it. This article provides troubleshooting steps to help resolve these common problems.

When critical Windows system files are missing or corrupted, your operating system may begin to malfunction. Common symptoms include Windows features not working properly, system errors, or Windows becoming unresponsive or freezing.

Real-time protection is a feature in the Windows Security app that continuously monitors your device for potential threats such as viruses, malware, and spyware. This feature ensures that your device is actively protected by scanning files and programs as they are accessed or executed.