Keep a routine everyday make it exciting even if she goes In the potty and doesn't goes make her feel confortable being there
Read a favorite book have bubble time In there make her welcome also another consistensee is the key!
There's a great you tube video called potty number two for toddler is short and interactive. Also you can ale a favorite doll and pretend she's going potty as well so your toddler won't feel that she's the only one on the spot and her to feel pressure