# Working with the Model Definition Editor
URL: https://docs.valsight.ai/working-with-the-model-definition-editor/
Description: Valsight allows to edit models in a textual representation. In the admin UI, select Projects, then Models, find the model you want to edit and open the "Defi…
Valsight allows to edit models in a textual representation. In the admin UI, select Projects, then Models, find the model you want to edit and open the "Definition Editor".

![Screen Shot 2017-11-28 at 10.14.59.png](./images/5094190517.png)

![Screen Shot 2017-11-28 at 10.15.13.png](./images/5094190512.png)

In the definition editor, you can edit formulas or use you favorite text editor to do bulk changes.