Write message like normal in the SMS app and then press the “+" sign to the left of the text field. It will open up more options. Select the 3 dots toward the right side and you should see" Schedule message" option and you can set the date and time t...

I think samsung will provide if the old phones hardware can support the new S10 camera modes. As an example my Note 8 didn't have super slow motion mode when I bought it but after Note 9 was released they provide this mode for my Note 8! which is gre...