The “Application Unable to Start Correctly Error (0xc000007b)” is a common error message in Windows that can occur when you try to run an application or game. This error is usually related to issues with the Microsoft Visual C++ Redistributable packages, .NET Framework, or missing/corrupted system files. Here are some steps you can follow to fix this error:

1. Restart Your Computer: Sometimes, a simple restart can resolve the issue. Try restarting your computer and see if the error persists.
2. Run as Administrator: Right-click on the application or game’s shortcut and select “Run as administrator.” Sometimes, the error occurs due to insufficient permissions.
3. Check for Windows Updates:
   • Make sure your Windows operating system is up to date. Go to “Settings” > “Update & Security” > “Windows Update” and click on “Check for updates.”
4. Install or Repair Visual C++ Redistributable Packages:
   • Many applications rely on Microsoft Visual C++ Redistributable packages. You might need to install or repair them.
   • Go to “Control Panel” > “Programs” > “Programs and Features.”
   • Look for all instances of “Microsoft Visual C++ Redistributable” in the list.
   • For each version (e.g., 2015, 2017, 2019), right-click, and select “Change” or “Repair.”
   • Follow the on-screen instructions to repair or reinstall these packages.
5. Install or Repair .NET Framework:
   • .NET Framework is essential for many Windows applications. You may need to install or repair it.
   • Go to “Control Panel” > “Programs” > “Programs and Features.”
   • Look for “.NET Framework” entries.
   • Right-click and select “Change” or “Repair” for each version.
   • Follow the on-screen instructions.
6. Update Graphics Drivers:
   • Outdated or corrupted graphics drivers can cause this error. Visit the website of your graphics card manufacturer (NVIDIA, AMD, Intel) and download and install the latest drivers.
7. Check for Malware:
   • Run a full system scan with your antivirus software to check for malware or viruses that might be interfering with your applications.
8. Reinstall the Application:
   • If the error occurs with a specific application, try uninstalling it and then reinstalling it.
9. System File Checker (sfc):
   • Open Command Prompt as an administrator.
   • Type sfc /scannow and press Enter. This will scan and repair corrupted system files.
10. Check for 32-bit/64-bit Compatibility:
    • Make sure you’re using the correct version (32-bit or 64-bit) of the application that matches your operating system.
11. DirectX Installation:
    • Some games and applications require DirectX to run correctly. You can download and install the latest version of DirectX from the official Microsoft website.