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api-ms-win-crt-conio-l1-1-0.dll - Analyze and How to Fix Errors

★★★★★ Verified File (27.08.2026)

Description


Creation date: 20.11.2015 06:52:51
File version: 10.0.10586.15
Antivirus scan: ✅ OK
Category: System
File size: 19.9 kb.
Architecture: 64-bit (x64)
✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.
How to determine your system architecture: Press keys Win+R , enter symbols wmic os get osarchitecture , press Enter.

Digital file signature api-ms-win-crt-conio-l1-1-0.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA
Encryption algorithm: SHA1
Time stamp: Apr 5 06:03:51 2018 GMT

The file api-ms-win-crt-conio-l1-1-0.dll is a dynamic link library (DLL) that forms part of the Windows operating system. DLLs are essentially shared libraries used by applications to access and utilize specific functionalities provided by the operating system or other programs.

MD5: c756a05af425f66a591efbcaa90128e7
SHA-1: 4f380b1c8a994c6378ba51692d83253df5419556
SHA-256: 10f477670381d732c7b2768104899a243018dea8d24fedadc2d7e24e12990c69

Where it is Used

This particular DLL file contains APIs (Application Programming Interfaces) related to character input/output operations. It supports various console-related functions, such as reading and writing characters from the console. These functions are commonly used by applications that require user input or output through the command line interface.

Errors Related to api-ms-win-crt-conio-l1-1-0.dll

Error messages:

  • "api-ms-win-crt-conio-l1-1-0.dll not found"
  • "missing api-ms-win-crt-conio-l1-1-0.dll"
  • "error loading api-ms-win-crt-conio-l1-1-0.dll"

These errors can occur when an application or system component fails to find or load this DLL file, which is required for its operation.

File Security

The file characteristics indicate that it is a trusted and safe system file. It has no imports or exports of external functions, which further suggests that it is not a potential security risk unless tampered with. However, any unknown modifications to the file should be investigated.

api-ms-win-crt-conio-l1-1-0.dll was not found
The code execution cannot proceed because api-ms-win-crt-conio-l1-1-0.dll was not found
Failed to load api-ms-win-crt-conio-l1-1-0.dll
The procedure entry point ... could not be located in api-ms-win-crt-conio-l1-1-0.dll

1.
2a. 👉 Try to copy api-ms-win-crt-conio-l1-1-0.dll C:\Program Files\Your program\
2b. Also try to copy to bin, lib folders.
2c. Try to copy api-ms-win-crt-conio-l1-1-0.dll C:\Program Files (x86)\Your program\
👉 Do not replace the files without first making backups.
How do I switch to the current Windows directory?
- Press and hold the key "win" on the keyboard and press the key "r" , then write %windir% and press the key Enter.
How to switch to the directory Program Files (x86) ?
- Press Win+R then enter %ProgramFiles(x86)% and after press Enter.

How to Fix Errors

  1. Reinstall Programs: If an application is causing issues due to a missing DLL, try reinstalling the program. This can often resolve any corrupted or missing files.
  2. Update Windows: Ensure your operating system is up-to-date with the latest patches and updates. Microsoft frequently releases updates that include necessary system files.
  3. Manually Replace api-ms-win-crt-conio-l1-1-0.dll: You can manually replace the file by downloading it from a trusted source, such as Microsoft's official website or using the Windows Update troubleshooter. Ensure you download the correct version compatible with your system.

FAQ

Q: Can api-ms-win-crt-conio-l1-1-0.dll be a virus or malware?

No, the file is part of Microsoft's core system and is not associated with any known viruses or malware. However, if you encounter issues, it is recommended to ensure your antivirus software is up-to-date.

Conclusion

The file api-ms-win-crt-conio-l1-1-0.dll plays a crucial role in enabling console input/output operations within Windows. Ensuring its presence and integrity is important for the smooth operation of various applications. If you encounter any errors related to this DLL, following the recommended steps can help resolve them.


The file api-ms-win-crt-conio-l1-1-0.dll is a core Microsoft system component responsible for console input and output operations in applications. You can fix errors related to this missing file without downloading anything from third-party websites by replanting the file from your system cache or installing the official Microsoft Visual C++ Redistributable.

File Description & Standard Location

  • Description: Universal CRT (C Runtime) Console I/O Link Library. It bridges older Windows applications with the modern Windows Universal C Runtime.
  • Standard Locations:
    • For 64-bit systems (64-bit files): C:\Windows\System32
    • For 64-bit systems (32-bit files): C:\Windows\SysWOW64
    • For 32-bit systems: C:\Windows\System32

How to Fix the Error Without Downloading Third-Party Files

Follow these safe, built-in system methods to resolve the error.

1. Run the Deployment Image & System File Checker

Windows has built-in tools to automatically restore missing or corrupted system DLLs from a secure local cache.

  1. Press Windows Key + X and select Command Prompt (Admin) or Terminal (Admin).
  2. Type the following command to check the health of your system image and press Enter:
    DISM.exe /Online /Cleanup-image /Restorehealth
  3. Wait for the process to hit 100%, then type this command and press Enter:
    sfc /scannow
  4. Restart your PC after the scan finishes.

2. Install or Repair Visual C++ Redistributable via Windows Update

This DLL is part of the Visual C++ Redistributable for Visual Studio 2015–2022. Instead of downloading an untrusted file from a DLL website, trigger Windows to install it properly.

  1. Open Settings (Windows Key + I).
  2. Go to Update & Security (or Windows Update on Windows 11).
  3. Click Check for updates.
  4. Install all pending updates, especially those labeled "Microsoft Visual C++" or "Cumulative Update".

3. Re-register the DLL File

If the file exists on your computer but the system cannot see it, you can manually re-register it.

  1. Open Command Prompt as Administrator.
  2. Type the following command and press Enter:
    regsvr32 /u api-ms-win-crt-conio-l1-1-0.dll
  3. Then type this command to re-register it and press Enter:
    regsvr32 api-ms-win-crt-conio-l1-1-0.dll

? Conclusion

Errors involving api-ms-win-crt-conio-l1-1-0.dll are successfully fixed by using Windows DISM/SFC commands to extract a clean copy from your system cache, or by updating Windows to deploy the official Microsoft Visual C++ runtime.

If you are still experiencing issues, let me know:

  • What specific application triggers this error?
  • Which Windows operating system version you are currently running?
  • Did the SFC scanner report any errors it couldn't fix?
Other versions:
️ api-ms-win-crt-conio-l1-1-0.dll 10.0.17134.12 32-bit (x86)
Microsoft Corporation