The Apple keyboard does not have the usual PC "Delete" key. However, you can simulate it by holding down the Fn key and pressing the Backspace key. This then makes a forward space, i.e. deletes to the right. This is missing from every Apple keyboard and has nothing to do with the Logitech Slim Folio. Apple quirks; you have to get used to them and search the Internet if something doesn't work the way you're used to. Here is a link to the topic:
https://www.apple.com/de...

No unfortunately not