Layout and Style settings?

I do not see layout and style under the preference setting,i am using dir opus 12.21.please advise

Those are only in the Pro version:

https://www.gpsoft.com.au/program/pro-lite.html

I have upgraded to directory opus pro ,after downloaded as instructed I am still in directory opus light,after paying 40 aud .
Please advise

You should be sent a new .opuscert file. Download it and double-click it.