Visual Studio 2022 Remote Debugger |verified| -

For detailed guidance, refer to Microsoft's documentation on remote debugging ASP.NET Core on a remote IIS computer.

This is the default and most secure mode. It uses Kerberos or NTLM protocol validation.

This is your local development PC where you write code, set breakpoints, and view the call stack.

In the Azure Portal, navigate to your App Service instance. visual studio 2022 remote debugger

Locate your application process (e.g., w3wp.exe for IIS or MyApplication.exe ), select it, and click .

In the "Attach to Process" window, check the box for .

Visual Studio 2022 Remote Debugger: The Complete Guide to Setup and Troubleshooting For detailed guidance, refer to Microsoft's documentation on

| Problem | Likely Cause | Solution | |---------|--------------|----------| | “Unable to connect to remote debugger” | Firewall blocking port 4026 | Add inbound rule. Test with Test-NetConnection remoteIP -Port 4026 | | “Access denied” | Authentication failure | Run msvsmon as Administrator. Add user to Remote Debugger Users group. | | No processes listed | Wrong architecture (x64 vs x86) | Match remote debugger bitness to the target process. | | Breakpoints not hit | Source mismatch | Ensure same code build. Use git tag or symbol server. | | Attach succeeds but debugger freezes | Network latency or high load | Use LAN instead of WiFi. Reduce symbol load. | | Can’t see remote machine in Find | Network discovery off | Use IP address directly in Connection target. |

The Visual Studio 2022 Remote Debugger is a powerful, lightweight tool that bridges the gap between development and production environments. By following this guide, you can diagnose elusive bugs, test on real hardware, and maintain high confidence in your deployments. Always prioritize security, keep your builds consistent, and remember: with great power comes great responsibility – avoid debugging on a live production server unless absolutely necessary.

Azure App Service uses port 4024 for the remote debugger, not the standard 4026 port used for other scenarios. Additionally, port 4024 must be allowed through any corporate firewalls or network security groups. This is your local development PC where you

With the application running on the remote machine and the Remote Debugger agent active, return to your local development computer. Method A: Attaching to an Already Running Process

Running heavy applications on a powerful remote server while keeping your local dev machine responsive. Step 1: Download and Install the Remote Tools