Give her time keep trying to get her back with treats and tit bits if this fails and you feel you have tried everything try a shock collar but do your research on those 1st there not a thing to be played with if you don't know what you are doing it could go tits up I had to use one on my beddy whippet GH it was a twat on the lamp hunting up all the time on the lamp used the collar correctly and job done turned out to be the best thing I did