Solving Long Windows 11 Boot Time Due to LSM Service Hang Caused by RDP Settings

RDP Graphics Rendering Settings: Enumerating HW Before SW to Fix Windows 11 Stuck for 2 Minutes (Black Screen with Windows Logo shown shortly during startup)

Introduction

This article provides a solution to a common issue faced by Windows 11 users, where the system gets stuck on a black screen with the Windows logo for about 2 minutes during startup. This problem can be resolved by adjusting the RDP graphics rendering settings to enumerate hardware before software (HW before SW).

Key Concepts

1. RDP (Remote Desktop Protocol)
2. Graphics Rendering Settings
3. Hardware Enumeration (HW)
4. Software Enumeration (SW)
5. Windows 11
6. Event Log

Subtopics

• Understanding the Problem
• Steps to Resolve the Issue
  • Accessing the RDP Graphics Properties
    • Changing the RDP Graphics Rendering Settings
    • Enumerating HW Before SW
• Verifying the Solution
• Troubleshooting

Steps to Resolve the Issue

Accessing the RDP Graphics Properties

1. Press Win + R to open the Run dialog box.
2. Type mstsc and press Enter.
3. In the Remote Desktop Connection window, click on the Show Options button.

Changing the RDP Graphics Rendering Settings

1. Navigate to the Local Resources tab.
2. Under the Remote computer access section, click on the Settings button next to Client-side rendering.

Enumerating HW Before SW

1. In the Local Resources tab, under the Remote computer access section, check the box that says Do not display a connection bar when connecting to multi-monitor remote computers.
2. Click on the More... button.
3. In the Local Resources dialog box, under the Remote desktop session settings section, check the box that says Enable hardware encoding for H.264 video playback.
4. Click on the Experience tab.
5. Under the Remote session environment section, uncheck the box that says Disable display scaling on remote session.
6. Check the box that says Use all my monitors for the remote session.
7. Click on the Advanced button.
8. In the Advanced Settings dialog box, under the Remote desktop settings section, check the box that says Enable hardware H.264 decoding for remote desktop connections.
9. Under the Display section, check the box that says Use hardware acceleration when available.
10. Under the Local resources section, check the box that says Enable client-side RDP settings that require hardware acceleration.
11. Under the Redirection section, check the box that says Use all my monitors for the remote session.
12. Click on the Options tab.
13. Under the Advanced settings section, check the box that says Use hardware virtualization for RemoteFX sessions.
14. Under the Remote desktop settings section, check the box that says Enable hardware encoding for H.264 video playback.
15. Click on the Advanced button again.
16. In the Advanced Settings dialog box, under the Remote desktop settings section, check the box that says Use the following RDP client settings for all connections.
17. Click on the OK button to close the Advanced Settings dialog box.
18. Click on the Apply button to apply the changes.
19. Click on the OK button to close the Local Resources dialog box.
20. Click on the Connect button to connect to your remote desktop session.

Verifying the Solution

After making the changes and connecting to your remote desktop session, restart your Windows 11 system. The system should now start up without getting stuck on the black screen with the Windows logo.

Troubleshooting

If the problem persists, try the following troubleshooting steps:

1. Check for Windows updates and install any available updates.
2. Perform a System Restore to a point before the problem started occurring.
3. Run the Windows 11 Startup Repair tool.
4. Perform a Clean Boot of your Windows 11 system.
5. Check the Event Log for any error messages that might provide more information about the issue.

References

• Remote Desktop Connection Properties
• Troubleshoot Remote Desktop Connection issues
• Windows 11 Startup Repair
• Clean Boot Windows 11
• Event Viewer