When you want to edit a smart object in Photoshop, you first need to create one. Then, you need to select the object you want to edit and then click on the Edit button. Once the Edit button is clicked, Photoshop will show you a list of options. You can choose which tools to use when editing the smart object, or you can just leave everything as it is and click on OK. If you want to make changes to the object, then you first need to select it and then click on the Edit button again. Then, Photoshop will show you a list of options again. You can choose which tools to use when editing the smart object again, or you can just leave everything as it is and click on OK again.