Navigate directly to your core . Locate openparrot.dll and teknoparrot.dll . Right-click on the first file and select Properties .
Click , choose Folder , and select your root TeknoParrot installation directory. 2. Restore Missing openparrot.dll Files
Run the installer to scan your PC and automatically download any missing legacy DirectX DLLs (such as d3dx9_43.dll or d3dx11_43.dll ). 4. Run TeknoParrot as an Administrator
Before diving into complex fixes, run these quick checks:
TeknoParrot relies on a replacement DLL file (usually named OpenParrot.dll or OpenParrot64.dll ) to emulate the arcade security board. If this file is missing or named incorrectly, Error 4 occurs.