No, you cannot directly download a WhatsApp backup file from Google Drive to your computer or phone as a readable file . Because these backups are end-to-end encrypted and tied to a specific phone number and Google account, Google Drive only acts as a storage container.
The backup is "hidden" to prevent accidental deletion or tampering. To verify it exists: Whatsapp backed up dat - Google Drive Community can we download whatsapp backup from google drive
While you can see the backup's existence in your Drive settings, you can only delete it or turn off the backup feature; you cannot open or extract the data manually through the standard Google Drive interface. No, you cannot directly download a WhatsApp backup