When downloading files with names like capitulo 4.zip from unofficial file-sharing sites, always:

Right-click the file and select "Extract All" or use software like WinRAR or 7-Zip to access the contents.

Use a tool like Windows Security or VirusTotal to check the archive before opening it.

Open the extracted images or PDF with your preferred image viewer or manga reader. Important Safety Note

Spanish/Japanese (depending on the translation source). Usage Instructions