To lock the files to make it unable to be overwritten, select the files, and then click Lock.
To add a mark to the file, select the files and then click Add Mark.
Search by Picture
Select Main Menu > AI > AI Search > Face Recognition > Search by Picture.
Upload face pictures from Face Database or Local Upload.
Maximum 30 pictures can be uploaded at one time, and the system support searching 8
pictures at one time.
Face Database
Backup
Search by picture
239
User's Manual