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How to Fix api-ms-win-crt-runtime-l1-1-0.dll Is Missing Error on Windows 10 & 11

How to Fix api-ms-win-crt-runtime-l1-1-0.dll Is Missing Error on Windows 10 & 11

Fix api-ms-win-crt-runtime-l1-1-0.dll Is Missing

If you see an error message saying “api-ms-win-crt-runtime-l1-1-0.dll is missing” when opening an application or game, don’t worry. This is a ordinary Windows error, especially on Windows 10 and Windows 11.

In this guide, you’ll learn why this error happens and how to fix it safely, without downloading random DLL files that may harm your system.

What Is api-ms-win-crt-runtime-l1-1-0.dll?

api-ms-win-crt-runtime-l1-1-0.dll is a system file related to the Microsoft Universal C Runtime (CRT).
It is required by many programs such as:

  • CapCut

  • Adobe software

  • Games

  • Visual Studio–based apps

When this file is missing or corrupted, Windows cannot run the program properly.

Common Causes of This Error

Here are the most common reasons:

  • Missing Microsoft Visual C++ Redistributable

  • Incomplete or failed Windows Update

  • Corrupted system files

  • Installing software from an untrusted source

How to Fix api-ms-win-crt-runtime-l1-1-0.dll Missing Error

✅ Method 1: Install Microsoft Visual C++ Redistributable (Recommended)

This is the safest and most effective solution.

Steps:

  1. Go to the official Microsoft website

  2. Download Visual C++ Redistributable 2015–2022

  3. Install both:

    • vc_redist.x64.exe

    • vc_redist.x86.exe

  4. Restart your PC

👉 This method fixes most DLL errors, including:

  • vcruntime140.dll

  • msvcp140.dll

✅ Method 2: Run Windows Update

Many users get this error because Windows updates are incomplete.

Steps:

  1. Press Windows + I

  2. Open Windows Update

  3. Click Check for updates

  4. Install all pending updates

  5. Restart your computer

✅ Method 3: Repair System Files (SFC Scan)

If the DLL file exists but is corrupted, run an SFC scan.

Steps:

  1. Press Windows + S

  2. Type cmd

  3. Right-click Command Prompt → Run as administrator

  4. Enter this command:

    sfc /scannow

  5. Wait until the process completes

  6. Restart your PC

❌ Avoid Downloading DLL Files from Random Websites

Downloading individual DLL files from unknown sites is not recommended because:

  • Files may be outdated

  • Risk of malware

  • Can break Windows system dependencies

Always use official Microsoft solutions.

Does This Error Affect Windows 11?

Yes.
Although more common on Windows 10, this error can also appear on Windows 11, especially on newly installed systems or after major updates.

The solutions above work for both Windows 10 and Windows 11.

Related DLL Errors You May Encounter

If you’re facing this issue, you may also encounter:

👉 Check other guides on lowendfix.com for step-by-step fixes.

Final Thoughts

The api-ms-win-crt-runtime-l1-1-0.dll missing error is not dangerous, but it prevents apps from running correctly.

To fix it:

  • Install Visual C++ Redistributable

  • Keep Windows updated

  • Avoid unsafe DLL downloads

These methods are safe, simple, and proven to work.