Instructions for making a rescue disk don't work

I followed the instructions to make a rescue DVD,

https://i.imgur.com/Gu2vyXm.jpg

but when I clicked on the “Protection” tab, this is what I saw,

https://i.imgur.com/xuPK7rz.jpg

No sign of any menu remotely close to “Rescue Disk.” Any help would be appreciated.

Go to the Protection tab and click on Scans. It will be in the upper right-hand corner. Please see attachment.