Troubleshooting TeknoParrot: How to Fix "Failed to Load DLL! (Error 4)"

If you have tried all the steps above and are still stuck on "Failed to Load DLL Error 4", the best course of action is to tap into the emulation community.

Most users resolve this by updating or installing the following:

Now, whitelist that folder, reboot your PC, and get back to the arcade.

Click , choose Folder , and select your entire TeknoParrot directory alongside your arcade game source folders. 🔍 Step 4: Repair Corrupted Operating System Dependencies

The TeknoParrot team and community maintain extensive documentation. Often, specific games require unique setup steps (like a specific dinput.dll configuration) that can be found in game-specific threads.

| Cause | Description | | :--- | :--- | | | The most common issue. If the game's executable, a specific encrypted game file, or a crucial component is missing, the emulator will fail to load. A user on Reddit resolved a similar error by identifying and replacing corrupt files in a specific game folder. | | Interference from Antivirus Software | Modern antivirus, including Windows Defender, frequently flags components of TeknoParrot as false positives and quarantines or deletes them. This is arguably the most frequent cause of this error. | | Missing System Dependencies | TeknoParrot relies on core system components from Microsoft. Outdated or missing Visual C++ Redistributable packages and DirectX runtimes are a major reason for DLL loading failures. | | Permissions or Corrupted Configuration | The emulator requires read and write access to its own folder. If it's in a protected location (like Program Files ), it may not have the permissions it needs. Alternatively, a specific game's configuration file may have become corrupted. | | Outdated or Corrupt Emulator Files | An incomplete or corrupted update, or a bug in a specific version of TeknoParrot, can cause this error. In one GitHub issue, a user found the error only appeared after updating TeknoParrot and disappeared when they reverted to an older, "legacy" version. |

Press the Windows Key, type Graphics Settings , and press Enter.

Click on under the "Virus & threat protection settings" heading. Scroll down and click Add or remove exclusions .