Specify what to do if a backup file with such name already exists in the If backup file exists menu. Select Overwrite file to overwrite the existing backup file, or Generate next file name to create a backup file with slightly different file name without removing previously saved backups.Note. The backup file size is limited to 2 GB. All backup files over 2GB are split into several volumes, named in accordance with the following scheme: FileName -> FileName.1 -> FileName.2, etc.