Set your computer to "Show file extensions" so you can see if a "Document" is actually a dangerous .exe file.

Move the file to your trash and empty it.

It is very likely that is a malicious file or a phishing scam. "Datei herunterladen" is German for "Download file," and this specific naming convention is a common tactic used by cybercriminals to distribute malware. 🚩 Red Flags and Risks