Google Drive - Virus Scan Warning -
Google Drive does not scan files larger than for viruses. When attempting to download such a file, you will see a message stating: "Google Drive can't scan this file for viruses" .
If Google's systems identify a threat, they may block access to the file entirely to protect you. Google Drive - Virus scan warning
Google Drive automatically scans most files for malware and phishing during upload and download. If you see a virus scan warning, it generally falls into one of three categories: 1. File is Too Large to Scan Google Drive does not scan files larger than for viruses