If you received "Pse87zip" from an unknown source or found it in a system folder, exercise caution before opening it:
The "Pse" prefix is frequently used as an abbreviation for . Pse87zip
If you recently downloaded a trial or update for Photoshop Elements, "Pse87zip" could be a specific build or patch (e.g., "PSE version 8.7"). If you received "Pse87zip" from an unknown source