Windows 11 Login Screen Stuck: No Password Field/LogonUI Failure

Question

Windows 11 Login Screen Stuck: No Password Field/LogonUI Failure

Iulian Cocriș 20

I’m reaching out because I’ve hit a brick wall with my HP laptop running Windows 11. I'm experiencing a critical failure with the login interface, and despite trying several advanced fixes, I'm still locked out.

The Main Problem:

My laptop boots to the Lock Screen (wallpaper with time and icons), but the password/PIN input field never appears. Pressing Space, Enter, or clicking doesn't trigger the login prompt.

What I’ve tried so far:

Safe Mode: I tried booting into Safe Mode (all versions), but the issue persists—the login UI is still missing.

Boot Files: I managed to rebuild the boot files via Command Prompt using bcdboot D:\Windows /s C: /f UEFI, which was successful, but didn't fix the login screen.

Registry Check: I checked \System32\config\RegBack, but the folder is empty (0 bytes), so a manual registry restore isn't an option.

Built-in Reset: The "Reset this PC" option from the Recovery Environment fails without a specific error code.

The BitLocker Complication:

My drive is encrypted with BitLocker. When I try a clean install from a USB stick to keep my files in Windows.old, the installer blocks me, stating the partition is encrypted. Manual unlocking via manage-bde in CMD has been inconsistent, often throwing "Parameter is incorrect" or saying it's "already unlocked" while the installer still sees it as blocked.

My Question:

Is there any way to force a repair of the LogonUI or bypass this frozen login screen without a full drive wipe? I have important data on the drive and would really like to avoid formatting if possible.

Any advice would be greatly appreciated!

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Answer accepted by question author

Hendrix-V 18,525 Microsoft External Staff Moderator

Hi Iulian Cocriș,

Welcome to the Microsoft Q&A forum.

Based on the behavior you’re seeing, the system is starting correctly but the Windows sign‑in interface itself isn’t loading. When this occurs, Safe Mode and standard repair options rely on the same sign‑in components, so they can show the same symptoms. For security reasons, Windows doesn’t provide a supported way to bypass or force the sign‑in screen once those components fail.

Because BitLocker is enabled, Windows Setup is also expected to block in‑place repair or reset until the drive state is consistent. This is designed to protect your data rather than erase it, but it does limit repair options when Windows can’t fully start.

The most reliable way forward without formatting or losing files is data recovery first, then reinstall. At this point, repairing or bypassing the frozen sign‑in screen isn’t supported, but your files can still be recovered safely using these steps:

Boot from a Windows installation USB (download Windows 11 installer from Microsoft official site)
Open Command Prompt, use this command to unlock the drive for data access: manage-bde -unlock C: -RecoveryPassword <your BitLocker recovery key>
If unlocked successfully, copy your important files to an external drive. Please ensure that you backup any important data, including Documents, Pictures, Videos, and more.
Once your data is safe, fully decrypt or remove the encrypted partition and perform a clean Windows installation.

Let me know if you need further assistance, feel free to ask me by clicking "Add Comment" or "Add Answer" if you cannot add comment so your response will be visible. Thanks for your effort.

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1 additional answer

Your answer

Answer 1

It sounds like you're experiencing a significant issue with the login interface on your Windows 11 laptop. Here are a few suggestions that might help you resolve the problem without losing your data:

Try Accessing the Recovery Environment: Since you mentioned that you can access the Recovery Environment, you can try using the Command Prompt from there to run a few commands that might help restore the LogonUI:
- Boot into the Recovery Environment.
- Select Troubleshoot > Advanced options > Command Prompt.
- Run the following commands:
```
     sfc /scannow
     DISM /Online /Cleanup-Image /RestoreHealth
```
- These commands will check for and repair any corrupted system files.
Check for Windows Updates: If you can access the Command Prompt, you might also try to check for Windows updates that could potentially fix the issue. Use:
```
   wuauclt.exe /detectnow
```
Disable BitLocker Temporarily: If possible, try to disable BitLocker temporarily to allow the installation process to recognize the drive correctly. You can do this from the Command Prompt in the Recovery Environment:
```
   manage-bde -unlock D: -RecoveryPassword <YourRecoveryKey>
```
Replace <YourRecoveryKey> with your actual recovery key.
Use System Restore: If you have a restore point created before the issue started, you can try restoring your system to that point. This can often resolve issues without data loss.
- Access the Recovery Environment and select Troubleshoot > Advanced options > System Restore.
Safe Mode with Command Prompt: If you can access Safe Mode, try booting into Safe Mode with Command Prompt and see if you can execute any commands to fix the LogonUI issue.

If these steps do not resolve the issue, you may need to consider a full reset or clean installation, but ensure you have a backup of your important data before proceeding with that option.

References:

Troubleshooting Custom Logon