From the parameters list, set initial pips distance for SL to 2 and for TP to 20.
You can also set TARGET@1:x for OPEN CALC to 10, and use the CHANGE SYMB -> TARGET @1;x combo to set the TP at 10R.
If price moves quickly and the distances vary before open trade is pressed, consider setting instant sell/buy for FN1 and FN2 buttons, and initial distances as described on the first sentence.
ALternative is to use the lock price button.