Copy the extracted steam_api.dll (and any other crack/fix files) into the main (where the PES2017.exe is located).
: Open your antivirus or Windows Defender and check Protection History . If steam_api.dll is listed as a threat, select Restore and add the PES 2017 folder to your antivirus Exclusion/Exception list . Download Unable initialize Steam API PES 2017 rar
: Right-click on your Steam client or the PES 2017 executable and select Run as administrator to ensure it has the necessary permissions to initialize the API. Copy the extracted steam_api