PES 2013 was built on DirectX 9.0c. Modern PCs use DirectX 12, which doesn't always support the older libraries needed for rld.dll to initialize.
Here is a comprehensive guide to fixing the Pes 2013 Rld.dll E4 error and getting back onto the pitch. Understanding the Rld.dll E4 Error
Antivirus False Positives: Security software often mistakes the file for malware and deletes or quarantines it. PES 2013 was built on DirectX 9
You have disabled "Real-time protection" temporarily to see if the game launches.
Compatibility Issues: The game struggles with the modern Windows architecture and administrative restrictions. Step 1: Restore the Missing Rld.dll File Understanding the Rld
Manual Replacement: If the file is gone, you may need to re-extract it from your original game setup or a trusted backup. Once you have the file, place it directly into the PES 2013 installation folder (usually located at C:\Program Files (x86)\KONAMI\Pro Evolution Soccer 2013). Step 2: Add an Exclusion to Windows Security
Check your Antivirus Quarantine: Open your security software (Windows Defender or third-party apps like Avast or Bitdefender). Look for "Protection History" or "Quarantine." If you see rld.dll, select "Restore" and "Allow on device." Step 1: Restore the Missing Rld
If your antivirus has deleted the file, you must restore it or replace it.
To prevent the error from returning, you must tell Windows to ignore the PES 2013 folder. Open Start and type "Windows Security." Go to Virus & threat protection > Manage settings.