What is api-ms-win-core-psm-app-l1-1-0.dll?
The file api-ms-win-core-psm-app-l1-1-0.dll is a Windows system file that is part of the Application Programming Interface (API) set. It provides certain functionalities related to Windows applications, allowing software to communicate with the operating system efficiently.
Details
- Full Name and Purpose: The file is part of the API set DLLs, which are used to provide backward compatibility and forward portability of applications across different versions of Windows. It assists in streamlining the call processes between software applications and the Windows operating system.
- Location: This file is typically located in the
C:\Windows\System32 directory.
- Publisher: Microsoft Corporation.
- Importance: This file is important for the functioning of certain applications and should not be deleted. Deleting it could lead to software malfunctions or errors.
Common Issues or Security Concerns
While usually safe, there are some issues and concerns related to this file:
- Corruption or accidental deletion of the DLL file can cause application errors.
- Malware can sometimes masquerade as legitimate DLL files, including
api-ms-win-core-psm-app-l1-1-0.dll.
Fixing 'api-ms-win-core-psm-app-l1-1-0.dll is missing' Errors
If you encounter a missing DLL error, you can follow these steps to resolve the issue:
- Restart Your Computer: Sometimes, simply restarting your system can resolve the error.
- Use System File Checker: Run the System File Checker tool to repair missing or corrupted system files:
- Open Command Prompt as an administrator.
- Type
sfc /scannow and press Enter.
- Reinstall the Program: If the error occurs when opening a specific program, try reinstalling the application.
- Update Windows: Ensure your Windows operating system is up to date, as updates may contain fixes for such issues.
- Restore from Recycle Bin: If you suspect the file was accidentally deleted, check the Recycle Bin and restore it if found.
- Use System Restore: If the issue started recently, perform a system restore to revert to a previous state before the error occurred.